Q: What is the sum of all factors of the number 815,045 including 815,045?

Why is 1,278,720 the sum of all factors of 815,045, including 815,045?

The factors of the number 815,045 are: 1, 5, 7, 11, 29, 35, 55, 73, 77, 145, 203, 319, 365, 385, 511, 803, 1015, 1595, 2117, 2233, 2555, 4015, 5621, 10585, 11165, 14819, 23287, 28105, 74095, 116435, 163009, 815045.

If you add them up, you will get the total of 1,278,720.

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