5498740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21149}}^1$

素因数の和:21171

約数の個数: 24

約数和(自身を含む): 12436200

約数和(自身を除く): 6937460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 21149, 42298, 84596, 105745, 211490, 274937, 422980, 549874, 1099748, 1374685, 2749370, 5498740]

約数ペア:

[(1, 5498740), (2, 2749370), (4, 1374685), (5, 1099748), (10, 549874), (13, 422980), (20, 274937), (26, 211490), (52, 105745), (65, 84596), (130, 42298), (260, 21149)]