39992540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{285661}}^1$

素因数の和:285677

約数の個数: 24

約数和(自身を含む): 95982432

約数和(自身を除く): 55989892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 285661, 571322, 1142644, 1428305, 1999627, 2856610, 3999254, 5713220, 7998508, 9998135, 19996270, 39992540]

約数ペア:

[(1, 39992540), (2, 19996270), (4, 9998135), (5, 7998508), (7, 5713220), (10, 3999254), (14, 2856610), (20, 1999627), (28, 1428305), (35, 1142644), (70, 571322), (140, 285661)]