Q: What is the sum of all factors of the number 320,072,740 including 320,072,740?

Why is 723,857,400 the sum of all factors of 320,072,740, including 320,072,740?

The factors of the number 320,072,740 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1231049, 2462098, 4924196, 6155245, 12310490, 16003637, 24620980, 32007274, 64014548, 80018185, 160036370, 320072740.

If you add them up, you will get the total of 723,857,400.

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