13988720

素因数分解:

$2^4\times 5^1\times {\mathrm{174859}}^1$

素因数の和:174872

約数の個数: 20

約数和(自身を含む): 32523960

約数和(自身を除く): 18535240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 174859, 349718, 699436, 874295, 1398872, 1748590, 2797744, 3497180, 6994360, 13988720]

約数ペア:

[(1, 13988720), (2, 6994360), (4, 3497180), (5, 2797744), (8, 1748590), (10, 1398872), (16, 874295), (20, 699436), (40, 349718), (80, 174859)]