20076065980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21357517}}^1$

素因数の和:21357573

約数の個数: 24

約数和(自身を含む): 43056756288

約数和(自身を除く): 22980690308

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 21357517, 42715034, 85430068, 106787585, 213575170, 427150340, 1003803299, 2007606598, 4015213196, 5019016495, 10038032990, 20076065980]

約数ペア:

[(1, 20076065980), (2, 10038032990), (4, 5019016495), (5, 4015213196), (10, 2007606598), (20, 1003803299), (47, 427150340), (94, 213575170), (188, 106787585), (235, 85430068), (470, 42715034), (940, 21357517)]