2039390

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1871}}^1$

素因数の和:1987

約数の個数: 16

約数和(自身を含む): 3706560

約数和(自身を除く): 1667170

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 1871, 3742, 9355, 18710, 203939, 407878, 1019695, 2039390]

約数ペア:

[(1, 2039390), (2, 1019695), (5, 407878), (10, 203939), (109, 18710), (218, 9355), (545, 3742), (1090, 1871)]