Q: What is the sum of all factors of the number 400,031,142 excluding 400,031,142?

A: 517,474,650

Why is 517,474,650 the sum of all factors of 400,031,142, excluding 400,031,142?

The factors of the number 400,031,142 are: 1, 2, 3, 6, 7, 14, 21, 42, 293, 586, 879, 1758, 2051, 4102, 6153, 12306, 32507, 65014, 97521, 195042, 227549, 455098, 682647, 1365294, 9524551, 19049102, 28573653, 57147306, 66671857, 133343714, 200015571, 400031142.

If you add them up, you will get the total of 400,031,659. Now subtract 400,031,142 to get 517,474,650