40314440

素因数分解:

$2^3\times 5^1\times {\mathrm{1007861}}^1$

素因数の和:1007872

約数の個数: 16

約数和(自身を含む): 90707580

約数和(自身を除く): 50393140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1007861, 2015722, 4031444, 5039305, 8062888, 10078610, 20157220, 40314440]

約数ペア:

[(1, 40314440), (2, 20157220), (4, 10078610), (5, 8062888), (8, 5039305), (10, 4031444), (20, 2015722), (40, 1007861)]