20255150

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{9421}}^1$

素因数の和:9476

約数の個数: 24

約数和(自身を含む): 38554824

約数和(自身を除く): 18299674

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 9421, 18842, 47105, 94210, 235525, 405103, 471050, 810206, 2025515, 4051030, 10127575, 20255150]

約数ペア:

[(1, 20255150), (2, 10127575), (5, 4051030), (10, 2025515), (25, 810206), (43, 471050), (50, 405103), (86, 235525), (215, 94210), (430, 47105), (1075, 18842), (2150, 9421)]