Q: What is the sum of all factors of the number 1,278,890 excluding 1,278,890?
A: 1,209,430
The factors of the number 1,278,890 are: 1, 2, 5, 10, 19, 38, 53, 95, 106, 127, 190, 254, 265, 530, 635, 1007, 1270, 2014, 2413, 4826, 5035, 6731, 10070, 12065, 13462, 24130, 33655, 67310, 127889, 255778, 639445, 1278890.
If you add them up, you will get the total of 1,278,891. Now subtract 1,278,890 to get 1,209,430