85608220

素因数分解:

$2^2\times 5^1\times {\mathrm{2003}}^1\times {\mathrm{2137}}^1$

素因数の和:4149

約数の個数: 24

約数和(自身を含む): 179951184

約数和(自身を除く): 94342964

約数列:

[1, 2, 4, 5, 10, 20, 2003, 2137, 4006, 4274, 8012, 8548, 10015, 10685, 20030, 21370, 40060, 42740, 4280411, 8560822, 17121644, 21402055, 42804110, 85608220]

約数ペア:

[(1, 85608220), (2, 42804110), (4, 21402055), (5, 17121644), (10, 8560822), (20, 4280411), (2003, 42740), (2137, 40060), (4006, 21370), (4274, 20030), (8012, 10685), (8548, 10015)]