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Is 20 furlongs as long as a Football field?

It's about forty times as long as a Football field
The length of a Football field is about 0.5454550 furlongs.
(American) (total distance; per NFL regulation)
According to NFL specifications, an American football field should measure 0.5454550 furlongs from end to end. Because each team's goalpost is located at the far end of the scoring area (end zone), a ball on a scoring play may need to travel as many as 0.0454545 furlongs farther when kicked into the scoring area than when run (rushed) or passed into it.
There's more! See other comparisons to 20 furlongs...