2051226620

素因数分解:

$2^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{100649}}^1$

素因数の和:101677

約数の個数: 24

約数和(自身を含む): 4311846000

約数和(自身を除く): 2260619380

約数列:

[1, 2, 4, 5, 10, 20, 1019, 2038, 4076, 5095, 10190, 20380, 100649, 201298, 402596, 503245, 1006490, 2012980, 102561331, 205122662, 410245324, 512806655, 1025613310, 2051226620]

約数ペア:

[(1, 2051226620), (2, 1025613310), (4, 512806655), (5, 410245324), (10, 205122662), (20, 102561331), (1019, 2012980), (2038, 1006490), (4076, 503245), (5095, 402596), (10190, 201298), (20380, 100649)]