28218550

素因数分解:

$2^1\times 5^2\times {\mathrm{564371}}^1$

素因数の和:564383

約数の個数: 12

約数和(自身を含む): 52486596

約数和(自身を除く): 24268046

約数列:

[1, 2, 5, 10, 25, 50, 564371, 1128742, 2821855, 5643710, 14109275, 28218550]

約数ペア:

[(1, 28218550), (2, 14109275), (5, 5643710), (10, 2821855), (25, 1128742), (50, 564371)]