54699560

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1979}}^1$

素因数の和:2681

約数の個数: 32

約数和(自身を含む): 123314400

約数和(自身を除く): 68614840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 1382, 1979, 2764, 3455, 3958, 5528, 6910, 7916, 9895, 13820, 15832, 19790, 27640, 39580, 79160, 1367489, 2734978, 5469956, 6837445, 10939912, 13674890, 27349780, 54699560]

約数ペア:

[(1, 54699560), (2, 27349780), (4, 13674890), (5, 10939912), (8, 6837445), (10, 5469956), (20, 2734978), (40, 1367489), (691, 79160), (1382, 39580), (1979, 27640), (2764, 19790), (3455, 15832), (3958, 13820), (5528, 9895), (6910, 7916)]