2985820

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{443}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 6303024

約数和(自身を除く): 3317204

約数列:

[1, 2, 4, 5, 10, 20, 337, 443, 674, 886, 1348, 1685, 1772, 2215, 3370, 4430, 6740, 8860, 149291, 298582, 597164, 746455, 1492910, 2985820]

約数ペア:

[(1, 2985820), (2, 1492910), (4, 746455), (5, 597164), (10, 298582), (20, 149291), (337, 8860), (443, 6740), (674, 4430), (886, 3370), (1348, 2215), (1685, 1772)]