Q: What is the sum of all factors of the number 402,141,220 excluding 402,141,220?

 A: 507,317,204

Why is 507,317,204 the sum of all factors of 402,141,220, excluding 402,141,220?

The factors of the number 402,141,220 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1546697, 3093394, 6186788, 7733485, 15466970, 20107061, 30933940, 40214122, 80428244, 100535305, 201070610, 402141220.

If you add them up, you will get the total of 402,141,727. Now subtract 402,141,220 to get 507,317,204


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