68507180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{489337}}^1$

素因数の和:489353

約数の個数: 24

約数和(自身を含む): 164417568

約数和(自身を除く): 95910388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 489337, 978674, 1957348, 2446685, 3425359, 4893370, 6850718, 9786740, 13701436, 17126795, 34253590, 68507180]

約数ペア:

[(1, 68507180), (2, 34253590), (4, 17126795), (5, 13701436), (7, 9786740), (10, 6850718), (14, 4893370), (20, 3425359), (28, 2446685), (35, 1957348), (70, 978674), (140, 489337)]