4123340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15859}}^1$

素因数の和:15881

約数の個数: 24

約数和(自身を含む): 9325680

約数和(自身を除く): 5202340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 15859, 31718, 63436, 79295, 158590, 206167, 317180, 412334, 824668, 1030835, 2061670, 4123340]

約数ペア:

[(1, 4123340), (2, 2061670), (4, 1030835), (5, 824668), (10, 412334), (13, 317180), (20, 206167), (26, 158590), (52, 79295), (65, 63436), (130, 31718), (260, 15859)]