13345840

素因数分解:

$2^4\times 5^1\times {\mathrm{166823}}^1$

素因数の和:166836

約数の個数: 20

約数和(自身を含む): 31029264

約数和(自身を除く): 17683424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 166823, 333646, 667292, 834115, 1334584, 1668230, 2669168, 3336460, 6672920, 13345840]

約数ペア:

[(1, 13345840), (2, 6672920), (4, 3336460), (5, 2669168), (8, 1668230), (10, 1334584), (16, 834115), (20, 667292), (40, 333646), (80, 166823)]