2017989076280

素因数分解:

$2^3\times 5^1\times {\mathrm{50449726907}}^1$

素因数の和:50449726918

約数の個数: 16

約数和(自身を含む): 4540475421720

約数和(自身を除く): 2522486345440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50449726907, 100899453814, 201798907628, 252248634535, 403597815256, 504497269070, 1008994538140, 2017989076280]

約数ペア:

[(1, 2017989076280), (2, 1008994538140), (4, 504497269070), (5, 403597815256), (8, 252248634535), (10, 201798907628), (20, 100899453814), (40, 50449726907)]