28675810

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{69941}}^1$

素因数の和:69989

約数の個数: 16

約数和(自身を含む): 52876152

約数和(自身を除く): 24200342

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 69941, 139882, 349705, 699410, 2867581, 5735162, 14337905, 28675810]

約数ペア:

[(1, 28675810), (2, 14337905), (5, 5735162), (10, 2867581), (41, 699410), (82, 349705), (205, 139882), (410, 69941)]