13221160

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{863}}^1$

素因数の和:1257

約数の個数: 32

約数和(自身を含む): 29859840

約数和(自身を除く): 16638680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 863, 1532, 1726, 1915, 3064, 3452, 3830, 4315, 6904, 7660, 8630, 15320, 17260, 34520, 330529, 661058, 1322116, 1652645, 2644232, 3305290, 6610580, 13221160]

約数ペア:

[(1, 13221160), (2, 6610580), (4, 3305290), (5, 2644232), (8, 1652645), (10, 1322116), (20, 661058), (40, 330529), (383, 34520), (766, 17260), (863, 15320), (1532, 8630), (1726, 7660), (1915, 6904), (3064, 4315), (3452, 3830)]