9108980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23971}}^1$

素因数の和:23999

約数の個数: 24

約数和(自身を含む): 20136480

約数和(自身を除く): 11027500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 23971, 47942, 95884, 119855, 239710, 455449, 479420, 910898, 1821796, 2277245, 4554490, 9108980]

約数ペア:

[(1, 9108980), (2, 4554490), (4, 2277245), (5, 1821796), (10, 910898), (19, 479420), (20, 455449), (38, 239710), (76, 119855), (95, 95884), (190, 47942), (380, 23971)]