Q: What is the sum of all factors of the number 666,660 excluding 666,660?
A: 1,252,572
The factors of the number 666,660 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 271, 410, 492, 542, 615, 813, 820, 1084, 1230, 1355, 1626, 2460, 2710, 3252, 4065, 5420, 8130, 11111, 16260, 22222, 33333, 44444, 55555, 66666, 111110, 133332, 166665, 222220, 333330, 666660.
If you add them up, you will get the total of 666,661. Now subtract 666,660 to get 1,252,572