Q: What is the sum of all factors of the number 540,123,210 excluding 540,123,210?

A: 991,865,430

Why is 991,865,430 the sum of all factors of 540,123,210, excluding 540,123,210?

The factors of the number 540,123,210 are: 1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 545579, 1091158, 1636737, 2727895, 3273474, 4910211, 5455790, 6001369, 8183685, 9820422, 12002738, 16367370, 18004107, 24551055, 30006845, 36008214, 49102110, 54012321, 60013690, 90020535, 108024642, 180041070, 270061605, 540123210.

If you add them up, you will get the total of 540,124,201. Now subtract 540,123,210 to get 991,865,430