Q: What is the sum of all factors of the number 9,439,840 excluding 9,439,840?

A: 13,421,600

Why is 13,421,600 the sum of all factors of 9,439,840, excluding 9,439,840?

The factors of the number 9,439,840 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1439, 1640, 2878, 3280, 5756, 6560, 7195, 11512, 14390, 23024, 28780, 46048, 57560, 58999, 115120, 117998, 230240, 235996, 294995, 471992, 589990, 943984, 1179980, 1887968, 2359960, 4719920, 9439840.

If you add them up, you will get the total of 9,439,853. Now subtract 9,439,840 to get 13,421,600