122540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 281232

約数和(自身を除く): 158692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 557, 1114, 2228, 2785, 5570, 6127, 11140, 12254, 24508, 30635, 61270, 122540]

約数ペア:

[(1, 122540), (2, 61270), (4, 30635), (5, 24508), (10, 12254), (11, 11140), (20, 6127), (22, 5570), (44, 2785), (55, 2228), (110, 1114), (220, 557)]