Q: What is the sum of all factors of the number 308,580 excluding 308,580?

A: 585,180

Why is 585,180 the sum of all factors of 308,580, excluding 308,580?

The factors of the number 308,580 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 139, 148, 185, 222, 278, 370, 417, 444, 555, 556, 695, 740, 834, 1110, 1390, 1668, 2085, 2220, 2780, 4170, 5143, 8340, 10286, 15429, 20572, 25715, 30858, 51430, 61716, 77145, 102860, 154290, 308580.

If you add them up, you will get the total of 309,165. Now subtract 308,580 to get 585,180