31074680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8537}}^1$

素因数の和:8568

約数の個数: 64

約数和(自身を含む): 86063040

約数和(自身を除く): 54988360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 8537, 17074, 34148, 42685, 59759, 68296, 85370, 110981, 119518, 170740, 221962, 239036, 298795, 341480, 443924, 478072, 554905, 597590, 776867, 887848, 1109810, 1195180, 1553734, 2219620, 2390360, 3107468, 3884335, 4439240, 6214936, 7768670, 15537340, 31074680]

約数ペア:

[(1, 31074680), (2, 15537340), (4, 7768670), (5, 6214936), (7, 4439240), (8, 3884335), (10, 3107468), (13, 2390360), (14, 2219620), (20, 1553734), (26, 1195180), (28, 1109810), (35, 887848), (40, 776867), (52, 597590), (56, 554905), (65, 478072), (70, 443924), (91, 341480), (104, 298795), (130, 239036), (140, 221962), (182, 170740), (260, 119518), (280, 110981), (364, 85370), (455, 68296), (520, 59759), (728, 42685), (910, 34148), (1820, 17074), (3640, 8537)]