51285460

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{54559}}^1$

素因数の和:54615

約数の個数: 24

約数和(自身を含む): 109992960

約数和(自身を除く): 58707500

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 54559, 109118, 218236, 272795, 545590, 1091180, 2564273, 5128546, 10257092, 12821365, 25642730, 51285460]

約数ペア:

[(1, 51285460), (2, 25642730), (4, 12821365), (5, 10257092), (10, 5128546), (20, 2564273), (47, 1091180), (94, 545590), (188, 272795), (235, 218236), (470, 109118), (940, 54559)]