339336580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{81181}}^1$

素因数の和:81220

約数の個数: 48

約数和(自身を含む): 818314560

約数和(自身を除く): 478977980

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, 81181, 162362, 324724, 405905, 811810, 892991, 1542439, 1623620, 1785982, 3084878, 3571964, 4464955, 6169756, 7712195, 8929910, 15424390, 16966829, 17859820, 30848780, 33933658, 67867316, 84834145, 169668290, 339336580]

約数ペア:

[(1, 339336580), (2, 169668290), (4, 84834145), (5, 67867316), (10, 33933658), (11, 30848780), (19, 17859820), (20, 16966829), (22, 15424390), (38, 8929910), (44, 7712195), (55, 6169756), (76, 4464955), (95, 3571964), (110, 3084878), (190, 1785982), (209, 1623620), (220, 1542439), (380, 892991), (418, 811810), (836, 405905), (1045, 324724), (2090, 162362), (4180, 81181)]