889160

素因数分解:

$2^3\times 5^1\times {\mathrm{22229}}^1$

素因数の和:22240

約数の個数: 16

約数和(自身を含む): 2000700

約数和(自身を除く): 1111540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 22229, 44458, 88916, 111145, 177832, 222290, 444580, 889160]

約数ペア:

[(1, 889160), (2, 444580), (4, 222290), (5, 177832), (8, 111145), (10, 88916), (20, 44458), (40, 22229)]