3240680

素因数分解:

$2^3\times 5^1\times {\mathrm{81017}}^1$

素因数の和:81028

約数の個数: 16

約数和(自身を含む): 7291620

約数和(自身を除く): 4050940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 81017, 162034, 324068, 405085, 648136, 810170, 1620340, 3240680]

約数ペア:

[(1, 3240680), (2, 1620340), (4, 810170), (5, 648136), (8, 405085), (10, 324068), (20, 162034), (40, 81017)]