Q: What is the sum of all factors of the number 113,220 excluding 113,220?

A: 260,244

Why is 260,244 the sum of all factors of 113,220, excluding 113,220?

The factors of the number 113,220 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 37, 45, 51, 60, 68, 74, 85, 90, 102, 111, 148, 153, 170, 180, 185, 204, 222, 255, 306, 333, 340, 370, 444, 510, 555, 612, 629, 666, 740, 765, 1020, 1110, 1258, 1332, 1530, 1665, 1887, 2220, 2516, 3060, 3145, 3330, 3774, 5661, 6290, 6660, 7548, 9435, 11322, 12580, 18870, 22644, 28305, 37740, 56610, 113220.

If you add them up, you will get the total of 113,480. Now subtract 113,220 to get 260,244