Q: What is the sum of all factors of the number 123,970 excluding 123,970?

A: 171,518

Why is 171,518 the sum of all factors of 123,970, excluding 123,970?

The factors of the number 123,970 are: 1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 49, 55, 70, 77, 98, 110, 115, 154, 161, 230, 245, 253, 322, 385, 490, 506, 539, 770, 805, 1078, 1127, 1265, 1610, 1771, 2254, 2530, 2695, 3542, 5390, 5635, 8855, 11270, 12397, 17710, 24794, 61985, 123970.

If you add them up, you will get the total of 124,141. Now subtract 123,970 to get 171,518