13349680

素因数分解:

$2^4\times 5^1\times {\mathrm{166871}}^1$

素因数の和:166884

約数の個数: 20

約数和(自身を含む): 31038192

約数和(自身を除く): 17688512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 166871, 333742, 667484, 834355, 1334968, 1668710, 2669936, 3337420, 6674840, 13349680]

約数ペア:

[(1, 13349680), (2, 6674840), (4, 3337420), (5, 2669936), (8, 1668710), (10, 1334968), (16, 834355), (20, 667484), (40, 333742), (80, 166871)]