15205980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{253433}}^1$

素因数の和:253445

約数の個数: 24

約数和(自身を含む): 42576912

約数和(自身を除く): 27370932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 253433, 506866, 760299, 1013732, 1267165, 1520598, 2534330, 3041196, 3801495, 5068660, 7602990, 15205980]

約数ペア:

[(1, 15205980), (2, 7602990), (3, 5068660), (4, 3801495), (5, 3041196), (6, 2534330), (10, 1520598), (12, 1267165), (15, 1013732), (20, 760299), (30, 506866), (60, 253433)]