20163617740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144025841}}^1$

素因数の和:144025857

約数の個数: 24

約数和(自身を含む): 48392682912

約数和(自身を除く): 28229065172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144025841, 288051682, 576103364, 720129205, 1008180887, 1440258410, 2016361774, 2880516820, 4032723548, 5040904435, 10081808870, 20163617740]

約数ペア:

[(1, 20163617740), (2, 10081808870), (4, 5040904435), (5, 4032723548), (7, 2880516820), (10, 2016361774), (14, 1440258410), (20, 1008180887), (28, 720129205), (35, 576103364), (70, 288051682), (140, 144025841)]