20952470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27211}}^1$

素因数の和:27236

約数の個数: 32

約数和(自身を含む): 47022336

約数和(自身を除く): 26069866

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 27211, 54422, 136055, 190477, 272110, 299321, 380954, 598642, 952385, 1496605, 1904770, 2095247, 2993210, 4190494, 10476235, 20952470]

約数ペア:

[(1, 20952470), (2, 10476235), (5, 4190494), (7, 2993210), (10, 2095247), (11, 1904770), (14, 1496605), (22, 952385), (35, 598642), (55, 380954), (70, 299321), (77, 272110), (110, 190477), (154, 136055), (385, 54422), (770, 27211)]