131427340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{35141}}^1$

素因数の和:35178

約数の個数: 48

約数和(自身を含む): 318808224

約数和(自身を除く): 187380884

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 35141, 70282, 140564, 175705, 351410, 386551, 597397, 702820, 773102, 1194794, 1546204, 1932755, 2389588, 2986985, 3865510, 5973970, 6571367, 7731020, 11947940, 13142734, 26285468, 32856835, 65713670, 131427340]

約数ペア:

[(1, 131427340), (2, 65713670), (4, 32856835), (5, 26285468), (10, 13142734), (11, 11947940), (17, 7731020), (20, 6571367), (22, 5973970), (34, 3865510), (44, 2986985), (55, 2389588), (68, 1932755), (85, 1546204), (110, 1194794), (170, 773102), (187, 702820), (220, 597397), (340, 386551), (374, 351410), (748, 175705), (935, 140564), (1870, 70282), (3740, 35141)]