2065764080

素因数分解:

$2^4\times 5^1\times {\mathrm{25822051}}^1$

素因数の和:25822064

約数の個数: 20

約数和(自身を含む): 4802901672

約数和(自身を除く): 2737137592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25822051, 51644102, 103288204, 129110255, 206576408, 258220510, 413152816, 516441020, 1032882040, 2065764080]

約数ペア:

[(1, 2065764080), (2, 1032882040), (4, 516441020), (5, 413152816), (8, 258220510), (10, 206576408), (16, 129110255), (20, 103288204), (40, 51644102), (80, 25822051)]