30939180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{515653}}^1$

素因数の和:515665

約数の個数: 24

約数和(自身を含む): 86629872

約数和(自身を除く): 55690692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 515653, 1031306, 1546959, 2062612, 2578265, 3093918, 5156530, 6187836, 7734795, 10313060, 15469590, 30939180]

約数ペア:

[(1, 30939180), (2, 15469590), (3, 10313060), (4, 7734795), (5, 6187836), (6, 5156530), (10, 3093918), (12, 2578265), (15, 2062612), (20, 1546959), (30, 1031306), (60, 515653)]