Q: What is the sum of all factors of the number 31,338,280 including 31,338,280?

Why is 71,218,440 the sum of all factors of 31,338,280, including 31,338,280?

The factors of the number 31,338,280 are: 1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 7757, 15514, 31028, 38785, 62056, 77570, 155140, 310280, 783457, 1566914, 3133828, 3917285, 6267656, 7834570, 15669140, 31338280.

If you add them up, you will get the total of 71,218,440.

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