69805820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{498613}}^1$

素因数の和:498629

約数の個数: 24

約数和(自身を含む): 167534304

約数和(自身を除く): 97728484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 498613, 997226, 1994452, 2493065, 3490291, 4986130, 6980582, 9972260, 13961164, 17451455, 34902910, 69805820]

約数ペア:

[(1, 69805820), (2, 34902910), (4, 17451455), (5, 13961164), (7, 9972260), (10, 6980582), (14, 4986130), (20, 3490291), (28, 2493065), (35, 1994452), (70, 997226), (140, 498613)]