27883780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{32423}}^1$

素因数の和:32475

約数の個数: 24

約数和(自身を含む): 59919552

約数和(自身を除く): 32035772

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 32423, 64846, 129692, 162115, 324230, 648460, 1394189, 2788378, 5576756, 6970945, 13941890, 27883780]

約数ペア:

[(1, 27883780), (2, 13941890), (4, 6970945), (5, 5576756), (10, 2788378), (20, 1394189), (43, 648460), (86, 324230), (172, 162115), (215, 129692), (430, 64846), (860, 32423)]