2201860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1237}}^1$

素因数の和:1335

約数の個数: 24

約数和(自身を含む): 4679640

約数和(自身を除く): 2477780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1237, 1780, 2474, 4948, 6185, 12370, 24740, 110093, 220186, 440372, 550465, 1100930, 2201860]

約数ペア:

[(1, 2201860), (2, 1100930), (4, 550465), (5, 440372), (10, 220186), (20, 110093), (89, 24740), (178, 12370), (356, 6185), (445, 4948), (890, 2474), (1237, 1780)]