20147642240

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{260171}}^1$

素因数の和:260212

約数の個数: 96

約数和(自身を含む): 52942400280

約数和(自身を除く): 32794758040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 320, 352, 440, 484, 605, 640, 704, 880, 968, 1210, 1408, 1760, 1936, 2420, 3520, 3872, 4840, 7040, 7744, 9680, 15488, 19360, 38720, 77440, 260171, 520342, 1040684, 1300855, 2081368, 2601710, 2861881, 4162736, 5203420, 5723762, 8325472, 10406840, 11447524, 14309405, 16650944, 20813680, 22895048, 28618810, 31480691, 33301888, 41627360, 45790096, 57237620, 62961382, 83254720, 91580192, 114475240, 125922764, 157403455, 166509440, 183160384, 228950480, 251845528, 314806910, 366320768, 457900960, 503691056, 629613820, 915801920, 1007382112, 1259227640, 1831603840, 2014764224, 2518455280, 4029528448, 5036910560, 10073821120, 20147642240]

約数ペア:

[(1, 20147642240), (2, 10073821120), (4, 5036910560), (5, 4029528448), (8, 2518455280), (10, 2014764224), (11, 1831603840), (16, 1259227640), (20, 1007382112), (22, 915801920), (32, 629613820), (40, 503691056), (44, 457900960), (55, 366320768), (64, 314806910), (80, 251845528), (88, 228950480), (110, 183160384), (121, 166509440), (128, 157403455), (160, 125922764), (176, 114475240), (220, 91580192), (242, 83254720), (320, 62961382), (352, 57237620), (440, 45790096), (484, 41627360), (605, 33301888), (640, 31480691), (704, 28618810), (880, 22895048), (968, 20813680), (1210, 16650944), (1408, 14309405), (1760, 11447524), (1936, 10406840), (2420, 8325472), (3520, 5723762), (3872, 5203420), (4840, 4162736), (7040, 2861881), (7744, 2601710), (9680, 2081368), (15488, 1300855), (19360, 1040684), (38720, 520342), (77440, 260171)]