2705240

素因数分解:

$2^3\times 5^1\times {\mathrm{67631}}^1$

素因数の和:67642

約数の個数: 16

約数和(自身を含む): 6086880

約数和(自身を除く): 3381640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67631, 135262, 270524, 338155, 541048, 676310, 1352620, 2705240]

約数ペア:

[(1, 2705240), (2, 1352620), (4, 676310), (5, 541048), (8, 338155), (10, 270524), (20, 135262), (40, 67631)]