7290160

素因数分解:

$2^4\times 5^1\times {\mathrm{91127}}^1$

素因数の和:91140

約数の個数: 20

約数和(自身を含む): 16949808

約数和(自身を除く): 9659648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 91127, 182254, 364508, 455635, 729016, 911270, 1458032, 1822540, 3645080, 7290160]

約数ペア:

[(1, 7290160), (2, 3645080), (4, 1822540), (5, 1458032), (8, 911270), (10, 729016), (16, 455635), (20, 364508), (40, 182254), (80, 91127)]