39935140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{285251}}^1$

素因数の和:285267

約数の個数: 24

約数和(自身を含む): 95844672

約数和(自身を除く): 55909532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 285251, 570502, 1141004, 1426255, 1996757, 2852510, 3993514, 5705020, 7987028, 9983785, 19967570, 39935140]

約数ペア:

[(1, 39935140), (2, 19967570), (4, 9983785), (5, 7987028), (7, 5705020), (10, 3993514), (14, 2852510), (20, 1996757), (28, 1426255), (35, 1141004), (70, 570502), (140, 285251)]