39053620

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{2011}}^1$

素因数の和:2991

約数の個数: 24

約数和(自身を含む): 82137888

約数和(自身を除く): 43084268

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 2011, 3884, 4022, 4855, 8044, 9710, 10055, 19420, 20110, 40220, 1952681, 3905362, 7810724, 9763405, 19526810, 39053620]

約数ペア:

[(1, 39053620), (2, 19526810), (4, 9763405), (5, 7810724), (10, 3905362), (20, 1952681), (971, 40220), (1942, 20110), (2011, 19420), (3884, 10055), (4022, 9710), (4855, 8044)]