18804540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313409}}^1$

素因数の和:313421

約数の個数: 24

約数和(自身を含む): 52652880

約数和(自身を除く): 33848340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313409, 626818, 940227, 1253636, 1567045, 1880454, 3134090, 3760908, 4701135, 6268180, 9402270, 18804540]

約数ペア:

[(1, 18804540), (2, 9402270), (3, 6268180), (4, 4701135), (5, 3760908), (6, 3134090), (10, 1880454), (12, 1567045), (15, 1253636), (20, 940227), (30, 626818), (60, 313409)]