30916740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{515279}}^1$

素因数の和:515291

約数の個数: 24

約数和(自身を含む): 86567040

約数和(自身を除く): 55650300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 515279, 1030558, 1545837, 2061116, 2576395, 3091674, 5152790, 6183348, 7729185, 10305580, 15458370, 30916740]

約数ペア:

[(1, 30916740), (2, 15458370), (3, 10305580), (4, 7729185), (5, 6183348), (6, 5152790), (10, 3091674), (12, 2576395), (15, 2061116), (20, 1545837), (30, 1030558), (60, 515279)]