388298060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1021837}}^1$

素因数の和:1021865

約数の個数: 24

約数和(自身を含む): 858343920

約数和(自身を除く): 470045860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1021837, 2043674, 4087348, 5109185, 10218370, 19414903, 20436740, 38829806, 77659612, 97074515, 194149030, 388298060]

約数ペア:

[(1, 388298060), (2, 194149030), (4, 97074515), (5, 77659612), (10, 38829806), (19, 20436740), (20, 19414903), (38, 10218370), (76, 5109185), (95, 4087348), (190, 2043674), (380, 1021837)]