80632040

素因数分解:

$2^3\times 5^1\times {\mathrm{2015801}}^1$

素因数の和:2015812

約数の個数: 16

約数和(自身を含む): 181422180

約数和(自身を除く): 100790140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2015801, 4031602, 8063204, 10079005, 16126408, 20158010, 40316020, 80632040]

約数ペア:

[(1, 80632040), (2, 40316020), (4, 20158010), (5, 16126408), (8, 10079005), (10, 8063204), (20, 4031602), (40, 2015801)]