28239290

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{7451}}^1$

素因数の和:7837

約数の個数: 16

約数和(自身を含む): 50971680

約数和(自身を除く): 22732390

約数列:

[1, 2, 5, 10, 379, 758, 1895, 3790, 7451, 14902, 37255, 74510, 2823929, 5647858, 14119645, 28239290]

約数ペア:

[(1, 28239290), (2, 14119645), (5, 5647858), (10, 2823929), (379, 74510), (758, 37255), (1895, 14902), (3790, 7451)]