209967580

素因数分解:

$2^2\times 5^1\times {\mathrm{1033}}^1\times {\mathrm{10163}}^1$

素因数の和:11205

約数の個数: 24

約数和(自身を含む): 441402192

約数和(自身を除く): 231434612

約数列:

[1, 2, 4, 5, 10, 20, 1033, 2066, 4132, 5165, 10163, 10330, 20326, 20660, 40652, 50815, 101630, 203260, 10498379, 20996758, 41993516, 52491895, 104983790, 209967580]

約数ペア:

[(1, 209967580), (2, 104983790), (4, 52491895), (5, 41993516), (10, 20996758), (20, 10498379), (1033, 203260), (2066, 101630), (4132, 50815), (5165, 40652), (10163, 20660), (10330, 20326)]