67690820

素因数分解:

$2^2\times 5^1\times {\mathrm{1193}}^1\times {\mathrm{2837}}^1$

素因数の和:4039

約数の個数: 24

約数和(自身を含む): 142320024

約数和(自身を除く): 74629204

約数列:

[1, 2, 4, 5, 10, 20, 1193, 2386, 2837, 4772, 5674, 5965, 11348, 11930, 14185, 23860, 28370, 56740, 3384541, 6769082, 13538164, 16922705, 33845410, 67690820]

約数ペア:

[(1, 67690820), (2, 33845410), (4, 16922705), (5, 13538164), (10, 6769082), (20, 3384541), (1193, 56740), (2386, 28370), (2837, 23860), (4772, 14185), (5674, 11930), (5965, 11348)]