74821980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1247033}}^1$

素因数の和:1247045

約数の個数: 24

約数和(自身を含む): 209501712

約数和(自身を除く): 134679732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1247033, 2494066, 3741099, 4988132, 6235165, 7482198, 12470330, 14964396, 18705495, 24940660, 37410990, 74821980]

約数ペア:

[(1, 74821980), (2, 37410990), (3, 24940660), (4, 18705495), (5, 14964396), (6, 12470330), (10, 7482198), (12, 6235165), (15, 4988132), (20, 3741099), (30, 2494066), (60, 1247033)]