28512970

素因数分解:

$2^1\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{2539}}^1$

素因数の和:3669

約数の個数: 16

約数和(自身を含む): 51389280

約数和(自身を除く): 22876310

約数列:

[1, 2, 5, 10, 1123, 2246, 2539, 5078, 5615, 11230, 12695, 25390, 2851297, 5702594, 14256485, 28512970]

約数ペア:

[(1, 28512970), (2, 14256485), (5, 5702594), (10, 2851297), (1123, 25390), (2246, 12695), (2539, 11230), (5078, 5615)]