27040220

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6863}}^1$

素因数の和:7069

約数の個数: 24

約数和(自身を含む): 57081024

約数和(自身を除く): 30040804

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 6863, 13726, 27452, 34315, 68630, 137260, 1352011, 2704022, 5408044, 6760055, 13520110, 27040220]

約数ペア:

[(1, 27040220), (2, 13520110), (4, 6760055), (5, 5408044), (10, 2704022), (20, 1352011), (197, 137260), (394, 68630), (788, 34315), (985, 27452), (1970, 13726), (3940, 6863)]