209905140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3498419}}^1$

素因数の和:3498431

約数の個数: 24

約数和(自身を含む): 587734560

約数和(自身を除く): 377829420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3498419, 6996838, 10495257, 13993676, 17492095, 20990514, 34984190, 41981028, 52476285, 69968380, 104952570, 209905140]

約数ペア:

[(1, 209905140), (2, 104952570), (3, 69968380), (4, 52476285), (5, 41981028), (6, 34984190), (10, 20990514), (12, 17492095), (15, 13993676), (20, 10495257), (30, 6996838), (60, 3498419)]