30909380

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1499}}^1$

素因数の和:2539

約数の個数: 24

約数和(自身を含む): 65016000

約数和(自身を除く): 34106620

約数列:

[1, 2, 4, 5, 10, 20, 1031, 1499, 2062, 2998, 4124, 5155, 5996, 7495, 10310, 14990, 20620, 29980, 1545469, 3090938, 6181876, 7727345, 15454690, 30909380]

約数ペア:

[(1, 30909380), (2, 15454690), (4, 7727345), (5, 6181876), (10, 3090938), (20, 1545469), (1031, 29980), (1499, 20620), (2062, 14990), (2998, 10310), (4124, 7495), (5155, 5996)]