13112540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 31684800

約数和(自身を除く): 18572260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 229, 409, 458, 818, 916, 1145, 1603, 1636, 2045, 2290, 2863, 3206, 4090, 4580, 5726, 6412, 8015, 8180, 11452, 14315, 16030, 28630, 32060, 57260, 93661, 187322, 374644, 468305, 655627, 936610, 1311254, 1873220, 2622508, 3278135, 6556270, 13112540]

約数ペア:

[(1, 13112540), (2, 6556270), (4, 3278135), (5, 2622508), (7, 1873220), (10, 1311254), (14, 936610), (20, 655627), (28, 468305), (35, 374644), (70, 187322), (140, 93661), (229, 57260), (409, 32060), (458, 28630), (818, 16030), (916, 14315), (1145, 11452), (1603, 8180), (1636, 8015), (2045, 6412), (2290, 5726), (2863, 4580), (3206, 4090)]