69530140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{80849}}^1$

素因数の和:80901

約数の個数: 24

約数和(自身を含む): 149410800

約数和(自身を除く): 79880660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 80849, 161698, 323396, 404245, 808490, 1616980, 3476507, 6953014, 13906028, 17382535, 34765070, 69530140]

約数ペア:

[(1, 69530140), (2, 34765070), (4, 17382535), (5, 13906028), (10, 6953014), (20, 3476507), (43, 1616980), (86, 808490), (172, 404245), (215, 323396), (430, 161698), (860, 80849)]