Q: What is the sum of all factors of the number 344,445,320 excluding 344,445,320?

Why is 430,556,740 the sum of all factors of 344,445,320, excluding 344,445,320?

The factors of the number 344,445,320 are: 1, 2, 4, 5, 8, 10, 20, 40, 8611133, 17222266, 34444532, 43055665, 68889064, 86111330, 172222660, 344445320.

If you add them up, you will get the total of 344,445,750. Now subtract 344,445,320 to get 430,556,740

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