40308548

素因数分解:

$2^2\times 7^1\times {\mathrm{563}}^1\times {\mathrm{2557}}^1$

素因数の和:3131

約数の個数: 24

約数和(自身を含む): 80791872

約数和(自身を除く): 40483324

約数列:

[1, 2, 4, 7, 14, 28, 563, 1126, 2252, 2557, 3941, 5114, 7882, 10228, 15764, 17899, 35798, 71596, 1439591, 2879182, 5758364, 10077137, 20154274, 40308548]

約数ペア:

[(1, 40308548), (2, 20154274), (4, 10077137), (7, 5758364), (14, 2879182), (28, 1439591), (563, 71596), (1126, 35798), (2252, 17899), (2557, 15764), (3941, 10228), (5114, 7882)]