2641304870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{157127}}^1$

素因数の和:157216

約数の個数: 24

約数和(自身を含む): 4873167792

約数和(自身を除く): 2231862922

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1681, 3362, 8405, 16810, 157127, 314254, 785635, 1571270, 6442207, 12884414, 32211035, 64422070, 264130487, 528260974, 1320652435, 2641304870]

約数ペア:

[(1, 2641304870), (2, 1320652435), (5, 528260974), (10, 264130487), (41, 64422070), (82, 32211035), (205, 12884414), (410, 6442207), (1681, 1571270), (3362, 785635), (8405, 314254), (16810, 157127)]