7405060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1499}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 17640000

約数和(自身を除く): 10234940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 1499, 2470, 2998, 4940, 5996, 7495, 14990, 19487, 28481, 29980, 38974, 56962, 77948, 97435, 113924, 142405, 194870, 284810, 370253, 389740, 569620, 740506, 1481012, 1851265, 3702530, 7405060]

約数ペア:

[(1, 7405060), (2, 3702530), (4, 1851265), (5, 1481012), (10, 740506), (13, 569620), (19, 389740), (20, 370253), (26, 284810), (38, 194870), (52, 142405), (65, 113924), (76, 97435), (95, 77948), (130, 56962), (190, 38974), (247, 29980), (260, 28481), (380, 19487), (494, 14990), (988, 7495), (1235, 5996), (1499, 4940), (2470, 2998)]