2017758980

素因数分解:

$2^2\times 5^1\times {\mathrm{4649}}^1\times {\mathrm{21701}}^1$

素因数の和:26359

約数の個数: 24

約数和(自身を含む): 4238400600

約数和(自身を除く): 2220641620

約数列:

[1, 2, 4, 5, 10, 20, 4649, 9298, 18596, 21701, 23245, 43402, 46490, 86804, 92980, 108505, 217010, 434020, 100887949, 201775898, 403551796, 504439745, 1008879490, 2017758980]

約数ペア:

[(1, 2017758980), (2, 1008879490), (4, 504439745), (5, 403551796), (10, 201775898), (20, 100887949), (4649, 434020), (9298, 217010), (18596, 108505), (21701, 92980), (23245, 86804), (43402, 46490)]