22380079640

素因数分解:

$2^3\times 5^1\times {\mathrm{559501991}}^1$

素因数の和:559502002

約数の個数: 16

約数和(自身を含む): 50355179280

約数和(自身を除く): 27975099640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 559501991, 1119003982, 2238007964, 2797509955, 4476015928, 5595019910, 11190039820, 22380079640]

約数ペア:

[(1, 22380079640), (2, 11190039820), (4, 5595019910), (5, 4476015928), (8, 2797509955), (10, 2238007964), (20, 1119003982), (40, 559501991)]