30511180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{217937}}^1$

素因数の和:217953

約数の個数: 24

約数和(自身を含む): 73227168

約数和(自身を除く): 42715988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 217937, 435874, 871748, 1089685, 1525559, 2179370, 3051118, 4358740, 6102236, 7627795, 15255590, 30511180]

約数ペア:

[(1, 30511180), (2, 15255590), (4, 7627795), (5, 6102236), (7, 4358740), (10, 3051118), (14, 2179370), (20, 1525559), (28, 1089685), (35, 871748), (70, 435874), (140, 217937)]