12790900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{3457}}^1$

素因数の和:3508

約数の個数: 36

約数和(自身を含む): 28514668

約数和(自身を除く): 15723768

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3457, 3700, 6914, 13828, 17285, 34570, 69140, 86425, 127909, 172850, 255818, 345700, 511636, 639545, 1279090, 2558180, 3197725, 6395450, 12790900]

約数ペア:

[(1, 12790900), (2, 6395450), (4, 3197725), (5, 2558180), (10, 1279090), (20, 639545), (25, 511636), (37, 345700), (50, 255818), (74, 172850), (100, 127909), (148, 86425), (185, 69140), (370, 34570), (740, 17285), (925, 13828), (1850, 6914), (3457, 3700)]