Q: What is the sum of all factors of the number 389,070 excluding 389,070?

A: 751,410

Why is 751,410 the sum of all factors of 389,070, excluding 389,070?

The factors of the number 389,070 are: 1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 131, 135, 165, 198, 262, 270, 297, 330, 393, 495, 594, 655, 786, 990, 1179, 1310, 1441, 1485, 1965, 2358, 2882, 2970, 3537, 3930, 4323, 5895, 7074, 7205, 8646, 11790, 12969, 14410, 17685, 21615, 25938, 35370, 38907, 43230, 64845, 77814, 129690, 194535, 389070.

If you add them up, you will get the total of 389,821. Now subtract 389,070 to get 751,410