3803860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2137}}^1$

素因数の和:2235

約数の個数: 24

約数和(自身を含む): 8081640

約数和(自身を除く): 4277780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 2137, 4274, 8548, 10685, 21370, 42740, 190193, 380386, 760772, 950965, 1901930, 3803860]

約数ペア:

[(1, 3803860), (2, 1901930), (4, 950965), (5, 760772), (10, 380386), (20, 190193), (89, 42740), (178, 21370), (356, 10685), (445, 8548), (890, 4274), (1780, 2137)]