8447020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22229}}^1$

素因数の和:22257

約数の個数: 24

約数和(自身を含む): 18673200

約数和(自身を除く): 10226180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 22229, 44458, 88916, 111145, 222290, 422351, 444580, 844702, 1689404, 2111755, 4223510, 8447020]

約数ペア:

[(1, 8447020), (2, 4223510), (4, 2111755), (5, 1689404), (10, 844702), (19, 444580), (20, 422351), (38, 222290), (76, 111145), (95, 88916), (190, 44458), (380, 22229)]