Q: What is the sum of all factors of the number 31,489,160 including 31,489,160?

Why is 71,547,840 the sum of all factors of 31,489,160, including 31,489,160?

The factors of the number 31,489,160 are: 1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 7643, 15286, 30572, 38215, 61144, 76430, 152860, 305720, 787229, 1574458, 3148916, 3936145, 6297832, 7872290, 15744580, 31489160.

If you add them up, you will get the total of 71,547,840.

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