6780740

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1721}}^1$

素因数の和:1927

約数の個数: 24

約数和(自身を含む): 14320152

約数和(自身を除く): 7539412

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1721, 1970, 3442, 3940, 6884, 8605, 17210, 34420, 339037, 678074, 1356148, 1695185, 3390370, 6780740]

約数ペア:

[(1, 6780740), (2, 3390370), (4, 1695185), (5, 1356148), (10, 678074), (20, 339037), (197, 34420), (394, 17210), (788, 8605), (985, 6884), (1721, 3940), (1970, 3442)]