208856660

素因数分解:

$2^2\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{9349}}^1$

素因数の和:10475

約数の個数: 24

約数和(自身を含む): 439038600

約数和(自身を除く): 230181940

約数列:

[1, 2, 4, 5, 10, 20, 1117, 2234, 4468, 5585, 9349, 11170, 18698, 22340, 37396, 46745, 93490, 186980, 10442833, 20885666, 41771332, 52214165, 104428330, 208856660]

約数ペア:

[(1, 208856660), (2, 104428330), (4, 52214165), (5, 41771332), (10, 20885666), (20, 10442833), (1117, 186980), (2234, 93490), (4468, 46745), (5585, 37396), (9349, 22340), (11170, 18698)]