9860990

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2411}}^1$

素因数の和:2827

約数の個数: 16

約数和(自身を含む): 17800560

約数和(自身を除く): 7939570

約数列:

[1, 2, 5, 10, 409, 818, 2045, 2411, 4090, 4822, 12055, 24110, 986099, 1972198, 4930495, 9860990]

約数ペア:

[(1, 9860990), (2, 4930495), (5, 1972198), (10, 986099), (409, 24110), (818, 12055), (2045, 4822), (2411, 4090)]