12531640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1499}}^1$

素因数の和:1540

約数の個数: 64

約数和(自身を含む): 32400000

約数和(自身を除く): 19868360

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1499, 1672, 2090, 2998, 4180, 5996, 7495, 8360, 11992, 14990, 16489, 28481, 29980, 32978, 56962, 59960, 65956, 82445, 113924, 131912, 142405, 164890, 227848, 284810, 313291, 329780, 569620, 626582, 659560, 1139240, 1253164, 1566455, 2506328, 3132910, 6265820, 12531640]

約数ペア:

[(1, 12531640), (2, 6265820), (4, 3132910), (5, 2506328), (8, 1566455), (10, 1253164), (11, 1139240), (19, 659560), (20, 626582), (22, 569620), (38, 329780), (40, 313291), (44, 284810), (55, 227848), (76, 164890), (88, 142405), (95, 131912), (110, 113924), (152, 82445), (190, 65956), (209, 59960), (220, 56962), (380, 32978), (418, 29980), (440, 28481), (760, 16489), (836, 14990), (1045, 11992), (1499, 8360), (1672, 7495), (2090, 5996), (2998, 4180)]