20975060

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{9281}}^1$

素因数の和:9403

約数の個数: 24

約数和(自身を含む): 44442216

約数和(自身を除く): 23467156

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 9281, 18562, 37124, 46405, 92810, 185620, 1048753, 2097506, 4195012, 5243765, 10487530, 20975060]

約数ペア:

[(1, 20975060), (2, 10487530), (4, 5243765), (5, 4195012), (10, 2097506), (20, 1048753), (113, 185620), (226, 92810), (452, 46405), (565, 37124), (1130, 18562), (2260, 9281)]