20075443340

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1452637}}^1$

素因数の和:1453337

約数の個数: 24

約数和(自身を含む): 42219470832

約数和(自身を除く): 22144027492

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 6910, 13820, 1452637, 2905274, 5810548, 7263185, 14526370, 29052740, 1003772167, 2007544334, 4015088668, 5018860835, 10037721670, 20075443340]

約数ペア:

[(1, 20075443340), (2, 10037721670), (4, 5018860835), (5, 4015088668), (10, 2007544334), (20, 1003772167), (691, 29052740), (1382, 14526370), (2764, 7263185), (3455, 5810548), (6910, 2905274), (13820, 1452637)]