Q: What is the sum of all factors of the number 114,123,640 excluding 114,123,640?

A: 143,112,920

Why is 143,112,920 the sum of all factors of 114,123,640, excluding 114,123,640?

The factors of the number 114,123,640 are: 1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 4451, 5128, 6410, 8902, 12820, 17804, 22255, 25640, 35608, 44510, 89020, 178040, 2853091, 5706182, 11412364, 14265455, 22824728, 28530910, 57061820, 114123640.

If you add them up, you will get the total of 114,123,783. Now subtract 114,123,640 to get 143,112,920