18240540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{304009}}^1$

素因数の和:304021

約数の個数: 24

約数和(自身を含む): 51073680

約数和(自身を除く): 32833140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 304009, 608018, 912027, 1216036, 1520045, 1824054, 3040090, 3648108, 4560135, 6080180, 9120270, 18240540]

約数ペア:

[(1, 18240540), (2, 9120270), (3, 6080180), (4, 4560135), (5, 3648108), (6, 3040090), (10, 1824054), (12, 1520045), (15, 1216036), (20, 912027), (30, 608018), (60, 304009)]