2725180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1531}}^1$

素因数の和:1629

約数の個数: 24

約数和(自身を含む): 5790960

約数和(自身を除く): 3065780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1531, 1780, 3062, 6124, 7655, 15310, 30620, 136259, 272518, 545036, 681295, 1362590, 2725180]

約数ペア:

[(1, 2725180), (2, 1362590), (4, 681295), (5, 545036), (10, 272518), (20, 136259), (89, 30620), (178, 15310), (356, 7655), (445, 6124), (890, 3062), (1531, 1780)]