28108390

素因数分解:

$2^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{8867}}^1$

素因数の和:9191

約数の個数: 16

約数和(自身を含む): 50760432

約数和(自身を除く): 22652042

約数列:

[1, 2, 5, 10, 317, 634, 1585, 3170, 8867, 17734, 44335, 88670, 2810839, 5621678, 14054195, 28108390]

約数ペア:

[(1, 28108390), (2, 14054195), (5, 5621678), (10, 2810839), (317, 88670), (634, 44335), (1585, 17734), (3170, 8867)]