28676820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{477947}}^1$

素因数の和:477959

約数の個数: 24

約数和(自身を含む): 80295264

約数和(自身を除く): 51618444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 477947, 955894, 1433841, 1911788, 2389735, 2867682, 4779470, 5735364, 7169205, 9558940, 14338410, 28676820]

約数ペア:

[(1, 28676820), (2, 14338410), (3, 9558940), (4, 7169205), (5, 5735364), (6, 4779470), (10, 2867682), (12, 2389735), (15, 1911788), (20, 1433841), (30, 955894), (60, 477947)]