91119820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21799}}^1$

素因数の和:21838

約数の個数: 48

約数和(自身を含む): 219744000

約数和(自身を除く): 128624180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 21799, 43598, 87196, 108995, 217990, 239789, 414181, 435980, 479578, 828362, 959156, 1198945, 1656724, 2070905, 2397890, 4141810, 4555991, 4795780, 8283620, 9111982, 18223964, 22779955, 45559910, 91119820]

約数ペア:

[(1, 91119820), (2, 45559910), (4, 22779955), (5, 18223964), (10, 9111982), (11, 8283620), (19, 4795780), (20, 4555991), (22, 4141810), (38, 2397890), (44, 2070905), (55, 1656724), (76, 1198945), (95, 959156), (110, 828362), (190, 479578), (209, 435980), (220, 414181), (380, 239789), (418, 217990), (836, 108995), (1045, 87196), (2090, 43598), (4180, 21799)]