6420848.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{2551}}^1$

素因数の和:4169

約数の個数: 24

約数和(自身を含む): 172566240

約数和(自身を除く): 90475060

約数列:

[1, 2, 4, 5, 10, 20, 1609, 2551, 3218, 5102, 6436, 8045, 10204, 12755, 16090, 25510, 32180, 51020, 4104559, 8209118, 16418236, 20522795, 41045590, 82091180]

約数ペア:

[(1, 82091180), (2, 41045590), (4, 20522795), (5, 16418236), (10, 8209118), (20, 4104559), (1609, 51020), (2551, 32180), (3218, 25510), (5102, 16090), (6436, 12755), (8045, 10204)]