9690580

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{971}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 20412000

約数和(自身を除く): 10721420

約数列:

[1, 2, 4, 5, 10, 20, 499, 971, 998, 1942, 1996, 2495, 3884, 4855, 4990, 9710, 9980, 19420, 484529, 969058, 1938116, 2422645, 4845290, 9690580]

約数ペア:

[(1, 9690580), (2, 4845290), (4, 2422645), (5, 1938116), (10, 969058), (20, 484529), (499, 19420), (971, 9980), (998, 9710), (1942, 4990), (1996, 4855), (2495, 3884)]