129208060

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{20773}}^1$

素因数の和:21093

約数の個数: 24

約数和(自身を含む): 272222496

約数和(自身を除く): 143014436

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 20773, 41546, 83092, 103865, 207730, 415460, 6460403, 12920806, 25841612, 32302015, 64604030, 129208060]

約数ペア:

[(1, 129208060), (2, 64604030), (4, 32302015), (5, 25841612), (10, 12920806), (20, 6460403), (311, 415460), (622, 207730), (1244, 103865), (1555, 83092), (3110, 41546), (6220, 20773)]