20140040

素因数分解:

$2^3\times 5^1\times {\mathrm{503501}}^1$

素因数の和:503512

約数の個数: 16

約数和(自身を含む): 45315180

約数和(自身を除く): 25175140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503501, 1007002, 2014004, 2517505, 4028008, 5035010, 10070020, 20140040]

約数ペア:

[(1, 20140040), (2, 10070020), (4, 5035010), (5, 4028008), (8, 2517505), (10, 2014004), (20, 1007002), (40, 503501)]