20184973060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144178379}}^1$

素因数の和:144178395

約数の個数: 24

約数和(自身を含む): 48443935680

約数和(自身を除く): 28258962620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144178379, 288356758, 576713516, 720891895, 1009248653, 1441783790, 2018497306, 2883567580, 4036994612, 5046243265, 10092486530, 20184973060]

約数ペア:

[(1, 20184973060), (2, 10092486530), (4, 5046243265), (5, 4036994612), (7, 2883567580), (10, 2018497306), (14, 1441783790), (20, 1009248653), (28, 720891895), (35, 576713516), (70, 288356758), (140, 144178379)]