28669360

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1487}}^1$

素因数の和:1741

約数の個数: 40

約数和(自身を含む): 66977856

約数和(自身を除く): 38308496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1487, 1928, 2410, 2974, 3856, 4820, 5948, 7435, 9640, 11896, 14870, 19280, 23792, 29740, 59480, 118960, 358367, 716734, 1433468, 1791835, 2866936, 3583670, 5733872, 7167340, 14334680, 28669360]

約数ペア:

[(1, 28669360), (2, 14334680), (4, 7167340), (5, 5733872), (8, 3583670), (10, 2866936), (16, 1791835), (20, 1433468), (40, 716734), (80, 358367), (241, 118960), (482, 59480), (964, 29740), (1205, 23792), (1487, 19280), (1928, 14870), (2410, 11896), (2974, 9640), (3856, 7435), (4820, 5948)]