Q: What is the sum of all factors of the number 1,670,780 excluding 1,670,780?
A: 1,868,980
The factors of the number 1,670,780 are: 1, 2, 4, 5, 10, 20, 139, 278, 556, 601, 695, 1202, 1390, 2404, 2780, 3005, 6010, 12020, 83539, 167078, 334156, 417695, 835390, 1670780.
If you add them up, you will get the total of 1,670,781. Now subtract 1,670,780 to get 1,868,980