256444210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{43987}}^1$

素因数の和:44058

約数の個数: 32

約数和(自身を含む): 513076032

約数和(自身を除く): 256631822

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 265, 530, 583, 1166, 2915, 5830, 43987, 87974, 219935, 439870, 483857, 967714, 2331311, 2419285, 4662622, 4838570, 11656555, 23313110, 25644421, 51288842, 128222105, 256444210]

約数ペア:

[(1, 256444210), (2, 128222105), (5, 51288842), (10, 25644421), (11, 23313110), (22, 11656555), (53, 4838570), (55, 4662622), (106, 2419285), (110, 2331311), (265, 967714), (530, 483857), (583, 439870), (1166, 219935), (2915, 87974), (5830, 43987)]