506440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1151}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 1244160

約数和(自身を除く): 737720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1151, 2302, 4604, 5755, 9208, 11510, 12661, 23020, 25322, 46040, 50644, 63305, 101288, 126610, 253220, 506440]

約数ペア:

[(1, 506440), (2, 253220), (4, 126610), (5, 101288), (8, 63305), (10, 50644), (11, 46040), (20, 25322), (22, 23020), (40, 12661), (44, 11510), (55, 9208), (88, 5755), (110, 4604), (220, 2302), (440, 1151)]