201110120

素因数分解:

$2^3\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{4111}}^1$

素因数の和:5345

約数の個数: 32

約数和(自身を含む): 452977920

約数和(自身を除く): 251867800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1223, 2446, 4111, 4892, 6115, 8222, 9784, 12230, 16444, 20555, 24460, 32888, 41110, 48920, 82220, 164440, 5027753, 10055506, 20111012, 25138765, 40222024, 50277530, 100555060, 201110120]

約数ペア:

[(1, 201110120), (2, 100555060), (4, 50277530), (5, 40222024), (8, 25138765), (10, 20111012), (20, 10055506), (40, 5027753), (1223, 164440), (2446, 82220), (4111, 48920), (4892, 41110), (6115, 32888), (8222, 24460), (9784, 20555), (12230, 16444)]