Q: What is the sum of all factors of the number 394,830 excluding 394,830?

A: 666,594

Why is 666,594 the sum of all factors of 394,830, excluding 394,830?

The factors of the number 394,830 are: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 107, 123, 205, 214, 246, 321, 369, 410, 535, 615, 642, 738, 963, 1070, 1230, 1605, 1845, 1926, 3210, 3690, 4387, 4815, 8774, 9630, 13161, 21935, 26322, 39483, 43870, 65805, 78966, 131610, 197415, 394830.

If you add them up, you will get the total of 395,496. Now subtract 394,830 to get 666,594