9045560

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2239}}^1$

素因数の和:2351

約数の個数: 32

約数和(自身を含む): 20563200

約数和(自身を除く): 11517640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 2239, 4040, 4478, 8956, 11195, 17912, 22390, 44780, 89560, 226139, 452278, 904556, 1130695, 1809112, 2261390, 4522780, 9045560]

約数ペア:

[(1, 9045560), (2, 4522780), (4, 2261390), (5, 1809112), (8, 1130695), (10, 904556), (20, 452278), (40, 226139), (101, 89560), (202, 44780), (404, 22390), (505, 17912), (808, 11195), (1010, 8956), (2020, 4478), (2239, 4040)]