7980470

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4051}}^1$

素因数の和:4255

約数の個数: 16

約数和(自身を含む): 14441328

約数和(自身を除く): 6460858

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 4051, 8102, 20255, 40510, 798047, 1596094, 3990235, 7980470]

約数ペア:

[(1, 7980470), (2, 3990235), (5, 1596094), (10, 798047), (197, 40510), (394, 20255), (985, 8102), (1970, 4051)]