15754960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15149}}^1$

素因数の和:15175

約数の個数: 40

約数和(自身を含む): 39450600

約数和(自身を除く): 23695640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 15149, 30298, 60596, 75745, 121192, 151490, 196937, 242384, 302980, 393874, 605960, 787748, 984685, 1211920, 1575496, 1969370, 3150992, 3938740, 7877480, 15754960]

約数ペア:

[(1, 15754960), (2, 7877480), (4, 3938740), (5, 3150992), (8, 1969370), (10, 1575496), (13, 1211920), (16, 984685), (20, 787748), (26, 605960), (40, 393874), (52, 302980), (65, 242384), (80, 196937), (104, 151490), (130, 121192), (208, 75745), (260, 60596), (520, 30298), (1040, 15149)]