212402740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{965467}}^1$

素因数の和:965487

約数の個数: 24

約数和(自身を含む): 486595872

約数和(自身を除く): 274193132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 965467, 1930934, 3861868, 4827335, 9654670, 10620137, 19309340, 21240274, 42480548, 53100685, 106201370, 212402740]

約数ペア:

[(1, 212402740), (2, 106201370), (4, 53100685), (5, 42480548), (10, 21240274), (11, 19309340), (20, 10620137), (22, 9654670), (44, 4827335), (55, 3861868), (110, 1930934), (220, 965467)]