1880444180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2186563}}^1$

素因数の和:2186615

約数の個数: 24

約数和(自身を含む): 4040770272

約数和(自身を除く): 2160326092

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 2186563, 4373126, 8746252, 10932815, 21865630, 43731260, 94022209, 188044418, 376088836, 470111045, 940222090, 1880444180]

約数ペア:

[(1, 1880444180), (2, 940222090), (4, 470111045), (5, 376088836), (10, 188044418), (20, 94022209), (43, 43731260), (86, 21865630), (172, 10932815), (215, 8746252), (430, 4373126), (860, 2186563)]