Q: What is the sum of all factors of the number 407,784 including 407,784?

Why is 1,098,720 the sum of all factors of 407,784, including 407,784?

The factors of the number 407,784 are: 1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1307, 2614, 3921, 5228, 7842, 10456, 15684, 16991, 31368, 33982, 50973, 67964, 101946, 135928, 203892, 407784.

If you add them up, you will get the total of 1,098,720.

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