201449620

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{89137}}^1$

素因数の和:89259

約数の個数: 24

約数和(自身を含む): 426792744

約数和(自身を除く): 225343124

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 89137, 178274, 356548, 445685, 891370, 1782740, 10072481, 20144962, 40289924, 50362405, 100724810, 201449620]

約数ペア:

[(1, 201449620), (2, 100724810), (4, 50362405), (5, 40289924), (10, 20144962), (20, 10072481), (113, 1782740), (226, 891370), (452, 445685), (565, 356548), (1130, 178274), (2260, 89137)]