Q: What is the sum of all factors of the number 78,450,420 excluding 78,450,420?

Why is 141,210,924 the sum of all factors of 78,450,420, excluding 78,450,420?

The factors of the number 78,450,420 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1307507, 2615014, 3922521, 5230028, 6537535, 7845042, 13075070, 15690084, 19612605, 26150140, 39225210, 78450420.

If you add them up, you will get the total of 78,450,561. Now subtract 78,450,420 to get 141,210,924

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