1722580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2003}}^1$

素因数の和:2055

約数の個数: 24

約数和(自身を含む): 3703392

約数和(自身を除く): 1980812

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 2003, 4006, 8012, 10015, 20030, 40060, 86129, 172258, 344516, 430645, 861290, 1722580]

約数ペア:

[(1, 1722580), (2, 861290), (4, 430645), (5, 344516), (10, 172258), (20, 86129), (43, 40060), (86, 20030), (172, 10015), (215, 8012), (430, 4006), (860, 2003)]