13348220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7499}}^1$

素因数の和:7597

約数の個数: 24

約数和(自身を含む): 28350000

約数和(自身を除く): 15001780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 7499, 14998, 29996, 37495, 74990, 149980, 667411, 1334822, 2669644, 3337055, 6674110, 13348220]

約数ペア:

[(1, 13348220), (2, 6674110), (4, 3337055), (5, 2669644), (10, 1334822), (20, 667411), (89, 149980), (178, 74990), (356, 37495), (445, 29996), (890, 14998), (1780, 7499)]