55984180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{399887}}^1$

素因数の和:399903

約数の個数: 24

約数和(自身を含む): 134362368

約数和(自身を除く): 78378188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 399887, 799774, 1599548, 1999435, 2799209, 3998870, 5598418, 7997740, 11196836, 13996045, 27992090, 55984180]

約数ペア:

[(1, 55984180), (2, 27992090), (4, 13996045), (5, 11196836), (7, 7997740), (10, 5598418), (14, 3998870), (20, 2799209), (28, 1999435), (35, 1599548), (70, 799774), (140, 399887)]