Q: What is the sum of all factors of the number 20,409,540 excluding 20,409,540?

A: 37,601,532

Why is 37,601,532 the sum of all factors of 20,409,540, excluding 20,409,540?

The factors of the number 20,409,540 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 5077, 10154, 15231, 20308, 25385, 30462, 50770, 60924, 76155, 101540, 152310, 304620, 340159, 680318, 1020477, 1360636, 1700795, 2040954, 3401590, 4081908, 5102385, 6803180, 10204770, 20409540.

If you add them up, you will get the total of 20,409,577. Now subtract 20,409,540 to get 37,601,532