Q: What is the sum of all factors of the number 255,504,420 excluding 255,504,420?

A: 519,526,200

Why is 519,526,200 the sum of all factors of 255,504,420, excluding 255,504,420?

The factors of the number 255,504,420 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1419469, 2838938, 4258407, 5677876, 7097345, 8516814, 12775221, 14194690, 17033628, 21292035, 25550442, 28389380, 42584070, 51100884, 63876105, 85168140, 127752210, 255504420.

If you add them up, you will get the total of 255,504,939. Now subtract 255,504,420 to get 519,526,200