40077980

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{14627}}^1$

素因数の和:14773

約数の個数: 24

約数和(自身を含む): 84783888

約数和(自身を除く): 44705908

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 14627, 29254, 58508, 73135, 146270, 292540, 2003899, 4007798, 8015596, 10019495, 20038990, 40077980]

約数ペア:

[(1, 40077980), (2, 20038990), (4, 10019495), (5, 8015596), (10, 4007798), (20, 2003899), (137, 292540), (274, 146270), (548, 73135), (685, 58508), (1370, 29254), (2740, 14627)]