Q: What is the sum of all factors of the number 45,720 excluding 45,720?

A: 104,040

Why is 104,040 the sum of all factors of 45,720, excluding 45,720?

The factors of the number 45,720 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 127, 180, 254, 360, 381, 508, 635, 762, 1016, 1143, 1270, 1524, 1905, 2286, 2540, 3048, 3810, 4572, 5080, 5715, 7620, 9144, 11430, 15240, 22860, 45720.

If you add them up, you will get the total of 45,824. Now subtract 45,720 to get 104,040