71434580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{510247}}^1$

素因数の和:510263

約数の個数: 24

約数和(自身を含む): 171443328

約数和(自身を除く): 100008748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 510247, 1020494, 2040988, 2551235, 3571729, 5102470, 7143458, 10204940, 14286916, 17858645, 35717290, 71434580]

約数ペア:

[(1, 71434580), (2, 35717290), (4, 17858645), (5, 14286916), (7, 10204940), (10, 7143458), (14, 5102470), (20, 3571729), (28, 2551235), (35, 2040988), (70, 1020494), (140, 510247)]