8380780

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2341}}^1$

素因数の和:2529

約数の個数: 24

約数和(自身を含む): 17705520

約数和(自身を除く): 9324740

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 2341, 3580, 4682, 9364, 11705, 23410, 46820, 419039, 838078, 1676156, 2095195, 4190390, 8380780]

約数ペア:

[(1, 8380780), (2, 4190390), (4, 2095195), (5, 1676156), (10, 838078), (20, 419039), (179, 46820), (358, 23410), (716, 11705), (895, 9364), (1790, 4682), (2341, 3580)]