15258220

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{1117}}^1$

素因数の和:1809

約数の個数: 24

約数和(自身を含む): 32117904

約数和(自身を除く): 16859684

約数列:

[1, 2, 4, 5, 10, 20, 683, 1117, 1366, 2234, 2732, 3415, 4468, 5585, 6830, 11170, 13660, 22340, 762911, 1525822, 3051644, 3814555, 7629110, 15258220]

約数ペア:

[(1, 15258220), (2, 7629110), (4, 3814555), (5, 3051644), (10, 1525822), (20, 762911), (683, 22340), (1117, 13660), (1366, 11170), (2234, 6830), (2732, 5585), (3415, 4468)]