20153646980

素因数分解:

$2^2\times 5^1\times {\mathrm{4751}}^1\times {\mathrm{212099}}^1$

素因数の和:216859

約数の個数: 24

約数和(自身を含む): 42331766400

約数和(自身を除く): 22178119420

約数列:

[1, 2, 4, 5, 10, 20, 4751, 9502, 19004, 23755, 47510, 95020, 212099, 424198, 848396, 1060495, 2120990, 4241980, 1007682349, 2015364698, 4030729396, 5038411745, 10076823490, 20153646980]

約数ペア:

[(1, 20153646980), (2, 10076823490), (4, 5038411745), (5, 4030729396), (10, 2015364698), (20, 1007682349), (4751, 4241980), (9502, 2120990), (19004, 1060495), (23755, 848396), (47510, 424198), (95020, 212099)]