38844040

素因数分解:

$2^3\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1307}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 87583680

約数和(自身を除く): 48739640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 743, 1307, 1486, 2614, 2972, 3715, 5228, 5944, 6535, 7430, 10456, 13070, 14860, 26140, 29720, 52280, 971101, 1942202, 3884404, 4855505, 7768808, 9711010, 19422020, 38844040]

約数ペア:

[(1, 38844040), (2, 19422020), (4, 9711010), (5, 7768808), (8, 4855505), (10, 3884404), (20, 1942202), (40, 971101), (743, 52280), (1307, 29720), (1486, 26140), (2614, 14860), (2972, 13070), (3715, 10456), (5228, 7430), (5944, 6535)]