20201402225

素因数分解:

$5^2\times {\mathrm{911}}^1\times {\mathrm{886999}}^1$

素因数の和:887920

約数の個数: 12

約数和(自身を含む): 25077264000

約数和(自身を除く): 4875861775

約数列:

[1, 5, 25, 911, 4555, 22775, 886999, 4434995, 22174975, 808056089, 4040280445, 20201402225]

約数ペア:

[(1, 20201402225), (5, 4040280445), (25, 808056089), (911, 22174975), (4555, 4434995), (22775, 886999)]