206140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{937}}^1$

素因数の和:957

約数の個数: 24

約数和(自身を含む): 472752

約数和(自身を除く): 266612

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 937, 1874, 3748, 4685, 9370, 10307, 18740, 20614, 41228, 51535, 103070, 206140]

約数ペア:

[(1, 206140), (2, 103070), (4, 51535), (5, 41228), (10, 20614), (11, 18740), (20, 10307), (22, 9370), (44, 4685), (55, 3748), (110, 1874), (220, 937)]