Q: What is the sum of all factors of the number 1,561,060 excluding 1,561,060?
A: 1,757,780
The factors of the number 1,561,060 are: 1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 877, 890, 1754, 1780, 3508, 4385, 8770, 17540, 78053, 156106, 312212, 390265, 780530, 1561060.
If you add them up, you will get the total of 1,561,061. Now subtract 1,561,060 to get 1,757,780