80435240

素因数分解:

$2^3\times 5^1\times {\mathrm{2010881}}^1$

素因数の和:2010892

約数の個数: 16

約数和(自身を含む): 180979380

約数和(自身を除く): 100544140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2010881, 4021762, 8043524, 10054405, 16087048, 20108810, 40217620, 80435240]

約数ペア:

[(1, 80435240), (2, 40217620), (4, 20108810), (5, 16087048), (8, 10054405), (10, 8043524), (20, 4021762), (40, 2010881)]