1242307580

素因数分解:

$2^2\times 5^1\times {\mathrm{2687}}^1\times {\mathrm{23117}}^1$

素因数の和:25813

約数の個数: 24

約数和(自身を含む): 2609929728

約数和(自身を除く): 1367622148

約数列:

[1, 2, 4, 5, 10, 20, 2687, 5374, 10748, 13435, 23117, 26870, 46234, 53740, 92468, 115585, 231170, 462340, 62115379, 124230758, 248461516, 310576895, 621153790, 1242307580]

約数ペア:

[(1, 1242307580), (2, 621153790), (4, 310576895), (5, 248461516), (10, 124230758), (20, 62115379), (2687, 462340), (5374, 231170), (10748, 115585), (13435, 92468), (23117, 53740), (26870, 46234)]