20174119840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{68489}}^1$

素因数の和:68774

約数の個数: 96

約数和(自身を含む): 54678032640

約数和(自身を除く): 34503912800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 263, 280, 526, 560, 1052, 1120, 1315, 1841, 2104, 2630, 3682, 4208, 5260, 7364, 8416, 9205, 10520, 14728, 18410, 21040, 29456, 36820, 42080, 58912, 68489, 73640, 136978, 147280, 273956, 294560, 342445, 479423, 547912, 684890, 958846, 1095824, 1369780, 1917692, 2191648, 2397115, 2739560, 3835384, 4794230, 5479120, 7670768, 9588460, 10958240, 15341536, 18012607, 19176920, 36025214, 38353840, 72050428, 76707680, 90063035, 126088249, 144100856, 180126070, 252176498, 288201712, 360252140, 504352996, 576403424, 630441245, 720504280, 1008705992, 1260882490, 1441008560, 2017411984, 2521764980, 2882017120, 4034823968, 5043529960, 10087059920, 20174119840]

約数ペア:

[(1, 20174119840), (2, 10087059920), (4, 5043529960), (5, 4034823968), (7, 2882017120), (8, 2521764980), (10, 2017411984), (14, 1441008560), (16, 1260882490), (20, 1008705992), (28, 720504280), (32, 630441245), (35, 576403424), (40, 504352996), (56, 360252140), (70, 288201712), (80, 252176498), (112, 180126070), (140, 144100856), (160, 126088249), (224, 90063035), (263, 76707680), (280, 72050428), (526, 38353840), (560, 36025214), (1052, 19176920), (1120, 18012607), (1315, 15341536), (1841, 10958240), (2104, 9588460), (2630, 7670768), (3682, 5479120), (4208, 4794230), (5260, 3835384), (7364, 2739560), (8416, 2397115), (9205, 2191648), (10520, 1917692), (14728, 1369780), (18410, 1095824), (21040, 958846), (29456, 684890), (36820, 547912), (42080, 479423), (58912, 342445), (68489, 294560), (73640, 273956), (136978, 147280)]