17943161480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{111893}}^1$

素因数の和:112134

約数の個数: 64

約数和(自身を含む): 42698750400

約数和(自身を除く): 24755588920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 211, 380, 422, 760, 844, 1055, 1688, 2110, 4009, 4220, 8018, 8440, 16036, 20045, 32072, 40090, 80180, 111893, 160360, 223786, 447572, 559465, 895144, 1118930, 2125967, 2237860, 4251934, 4475720, 8503868, 10629835, 17007736, 21259670, 23609423, 42519340, 47218846, 85038680, 94437692, 118047115, 188875384, 236094230, 448579037, 472188460, 897158074, 944376920, 1794316148, 2242895185, 3588632296, 4485790370, 8971580740, 17943161480]

約数ペア:

[(1, 17943161480), (2, 8971580740), (4, 4485790370), (5, 3588632296), (8, 2242895185), (10, 1794316148), (19, 944376920), (20, 897158074), (38, 472188460), (40, 448579037), (76, 236094230), (95, 188875384), (152, 118047115), (190, 94437692), (211, 85038680), (380, 47218846), (422, 42519340), (760, 23609423), (844, 21259670), (1055, 17007736), (1688, 10629835), (2110, 8503868), (4009, 4475720), (4220, 4251934), (8018, 2237860), (8440, 2125967), (16036, 1118930), (20045, 895144), (32072, 559465), (40090, 447572), (80180, 223786), (111893, 160360)]