6842740

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2099}}^1$

素因数の和:2271

約数の個数: 24

約数和(自身を含む): 14464800

約数和(自身を除く): 7622060

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 2099, 3260, 4198, 8396, 10495, 20990, 41980, 342137, 684274, 1368548, 1710685, 3421370, 6842740]

約数ペア:

[(1, 6842740), (2, 3421370), (4, 1710685), (5, 1368548), (10, 684274), (20, 342137), (163, 41980), (326, 20990), (652, 10495), (815, 8396), (1630, 4198), (2099, 3260)]