2422580

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1361}}^1$

素因数の和:1459

約数の個数: 24

約数和(自身を含む): 5148360

約数和(自身を除く): 2725780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1361, 1780, 2722, 5444, 6805, 13610, 27220, 121129, 242258, 484516, 605645, 1211290, 2422580]

約数ペア:

[(1, 2422580), (2, 1211290), (4, 605645), (5, 484516), (10, 242258), (20, 121129), (89, 27220), (178, 13610), (356, 6805), (445, 5444), (890, 2722), (1361, 1780)]