Q: What is the sum of all factors of the number 621,436,340 including 621,436,340?

Why is 1,491,447,552 the sum of all factors of 621,436,340, including 621,436,340?

The factors of the number 621,436,340 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4438831, 8877662, 17755324, 22194155, 31071817, 44388310, 62143634, 88776620, 124287268, 155359085, 310718170, 621436340.

If you add them up, you will get the total of 1,491,447,552.

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