218102140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{573953}}^1$

素因数の和:573981

約数の個数: 24

約数和(自身を含む): 482121360

約数和(自身を除く): 264019220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 573953, 1147906, 2295812, 2869765, 5739530, 10905107, 11479060, 21810214, 43620428, 54525535, 109051070, 218102140]

約数ペア:

[(1, 218102140), (2, 109051070), (4, 54525535), (5, 43620428), (10, 21810214), (19, 11479060), (20, 10905107), (38, 5739530), (76, 2869765), (95, 2295812), (190, 1147906), (380, 573953)]