364939640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1667}}^1$

素因数の和:2112

約数の個数: 64

約数和(自身を含む): 886908960

約数和(自身を除く): 521969320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 421, 520, 842, 1667, 1684, 2105, 3334, 3368, 4210, 5473, 6668, 8335, 8420, 10946, 13336, 16670, 16840, 21671, 21892, 27365, 33340, 43342, 43784, 54730, 66680, 86684, 108355, 109460, 173368, 216710, 218920, 433420, 701807, 866840, 1403614, 2807228, 3509035, 5614456, 7018070, 9123491, 14036140, 18246982, 28072280, 36493964, 45617455, 72987928, 91234910, 182469820, 364939640]

約数ペア:

[(1, 364939640), (2, 182469820), (4, 91234910), (5, 72987928), (8, 45617455), (10, 36493964), (13, 28072280), (20, 18246982), (26, 14036140), (40, 9123491), (52, 7018070), (65, 5614456), (104, 3509035), (130, 2807228), (260, 1403614), (421, 866840), (520, 701807), (842, 433420), (1667, 218920), (1684, 216710), (2105, 173368), (3334, 109460), (3368, 108355), (4210, 86684), (5473, 66680), (6668, 54730), (8335, 43784), (8420, 43342), (10946, 33340), (13336, 27365), (16670, 21892), (16840, 21671)]