889335080

素因数分解:

$2^3\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{17011}}^1$

素因数の和:18329

約数の個数: 32

約数和(自身を含む): 2002652640

約数和(自身を除く): 1113317560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1307, 2614, 5228, 6535, 10456, 13070, 17011, 26140, 34022, 52280, 68044, 85055, 136088, 170110, 340220, 680440, 22233377, 44466754, 88933508, 111166885, 177867016, 222333770, 444667540, 889335080]

約数ペア:

[(1, 889335080), (2, 444667540), (4, 222333770), (5, 177867016), (8, 111166885), (10, 88933508), (20, 44466754), (40, 22233377), (1307, 680440), (2614, 340220), (5228, 170110), (6535, 136088), (10456, 85055), (13070, 68044), (17011, 52280), (26140, 34022)]