55956740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{399691}}^1$

素因数の和:399707

約数の個数: 24

約数和(自身を含む): 134296512

約数和(自身を除く): 78339772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 399691, 799382, 1598764, 1998455, 2797837, 3996910, 5595674, 7993820, 11191348, 13989185, 27978370, 55956740]

約数ペア:

[(1, 55956740), (2, 27978370), (4, 13989185), (5, 11191348), (7, 7993820), (10, 5595674), (14, 3996910), (20, 2797837), (28, 1998455), (35, 1598764), (70, 799382), (140, 399691)]