2019910850

素因数分解:

$2^1\times 5^2\times {\mathrm{40398217}}^1$

素因数の和:40398229

約数の個数: 12

約数和(自身を含む): 3757034274

約数和(自身を除く): 1737123424

約数列:

[1, 2, 5, 10, 25, 50, 40398217, 80796434, 201991085, 403982170, 1009955425, 2019910850]

約数ペア:

[(1, 2019910850), (2, 1009955425), (5, 403982170), (10, 201991085), (25, 80796434), (50, 40398217)]