26502820

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6659}}^1$

素因数の和:6867

約数の個数: 24

約数和(自身を含む): 55944000

約数和(自身を除く): 29441180

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 6659, 13318, 26636, 33295, 66590, 133180, 1325141, 2650282, 5300564, 6625705, 13251410, 26502820]

約数ペア:

[(1, 26502820), (2, 13251410), (4, 6625705), (5, 5300564), (10, 2650282), (20, 1325141), (199, 133180), (398, 66590), (796, 33295), (995, 26636), (1990, 13318), (3980, 6659)]