27851920

素因数分解:

$2^4\times 5^1\times {\mathrm{348149}}^1$

素因数の和:348162

約数の個数: 20

約数和(自身を含む): 64755900

約数和(自身を除く): 36903980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 348149, 696298, 1392596, 1740745, 2785192, 3481490, 5570384, 6962980, 13925960, 27851920]

約数ペア:

[(1, 27851920), (2, 13925960), (4, 6962980), (5, 5570384), (8, 3481490), (10, 2785192), (16, 1740745), (20, 1392596), (40, 696298), (80, 348149)]