56740240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 140370480

約数和(自身を除く): 83630240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 37, 40, 58, 74, 80, 116, 145, 148, 185, 232, 290, 296, 370, 464, 580, 592, 661, 740, 1073, 1160, 1322, 1480, 2146, 2320, 2644, 2960, 3305, 4292, 5288, 5365, 6610, 8584, 10576, 10730, 13220, 17168, 19169, 21460, 24457, 26440, 38338, 42920, 48914, 52880, 76676, 85840, 95845, 97828, 122285, 153352, 191690, 195656, 244570, 306704, 383380, 391312, 489140, 709253, 766760, 978280, 1418506, 1533520, 1956560, 2837012, 3546265, 5674024, 7092530, 11348048, 14185060, 28370120, 56740240]

約数ペア:

[(1, 56740240), (2, 28370120), (4, 14185060), (5, 11348048), (8, 7092530), (10, 5674024), (16, 3546265), (20, 2837012), (29, 1956560), (37, 1533520), (40, 1418506), (58, 978280), (74, 766760), (80, 709253), (116, 489140), (145, 391312), (148, 383380), (185, 306704), (232, 244570), (290, 195656), (296, 191690), (370, 153352), (464, 122285), (580, 97828), (592, 95845), (661, 85840), (740, 76676), (1073, 52880), (1160, 48914), (1322, 42920), (1480, 38338), (2146, 26440), (2320, 24457), (2644, 21460), (2960, 19169), (3305, 17168), (4292, 13220), (5288, 10730), (5365, 10576), (6610, 8584)]