Q: What is the sum of all factors of the number 387,125,780 excluding 387,125,780?

Why is 441,179,572 the sum of all factors of 387,125,780, excluding 387,125,780?

The factors of the number 387,125,780 are: 1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 365213, 730426, 1460852, 1826065, 3652130, 7304260, 19356289, 38712578, 77425156, 96781445, 193562890, 387125780.

If you add them up, you will get the total of 387,126,221. Now subtract 387,125,780 to get 441,179,572

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