81113060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{579379}}^1$

素因数の和:579395

約数の個数: 24

約数和(自身を含む): 194671680

約数和(自身を除く): 113558620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 579379, 1158758, 2317516, 2896895, 4055653, 5793790, 8111306, 11587580, 16222612, 20278265, 40556530, 81113060]

約数ペア:

[(1, 81113060), (2, 40556530), (4, 20278265), (5, 16222612), (7, 11587580), (10, 8111306), (14, 5793790), (20, 4055653), (28, 2896895), (35, 2317516), (70, 1158758), (140, 579379)]