Q: What is the sum of all factors of the number 631,080 excluding 631,080?

A: 1,421,100

Why is 1,421,100 the sum of all factors of 631,080, excluding 631,080?

The factors of the number 631,080 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1753, 3506, 5259, 7012, 8765, 10518, 14024, 15777, 17530, 21036, 26295, 31554, 35060, 42072, 52590, 63108, 70120, 78885, 105180, 126216, 157770, 210360, 315540, 631080.

If you add them up, you will get the total of 631,081. Now subtract 631,080 to get 1,421,100