49810580

素因数分解:

$2^2\times 5^1\times {\mathrm{2490529}}^1$

素因数の和:2490538

約数の個数: 12

約数和(自身を含む): 104602260

約数和(自身を除く): 54791680

約数列:

[1, 2, 4, 5, 10, 20, 2490529, 4981058, 9962116, 12452645, 24905290, 49810580]

約数ペア:

[(1, 49810580), (2, 24905290), (4, 12452645), (5, 9962116), (10, 4981058), (20, 2490529)]