Q: What is the sum of all factors of the number 1,298,890 excluding 1,298,890?
A: 1,054,718
The factors of the number 1,298,890 are: 1, 2, 5, 10, 193, 386, 673, 965, 1346, 1930, 3365, 6730, 129889, 259778, 649445, 1298890.
If you add them up, you will get the total of 1,298,891. Now subtract 1,298,890 to get 1,054,718