3400220

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{863}}^1$

素因数の和:1069

約数の個数: 24

約数和(自身を含む): 7185024

約数和(自身を除く): 3784804

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 863, 985, 1726, 1970, 3452, 3940, 4315, 8630, 17260, 170011, 340022, 680044, 850055, 1700110, 3400220]

約数ペア:

[(1, 3400220), (2, 1700110), (4, 850055), (5, 680044), (10, 340022), (20, 170011), (197, 17260), (394, 8630), (788, 4315), (863, 3940), (985, 3452), (1726, 1970)]