189604820

素因数分解:

$2^2\times 5^1\times {\mathrm{3079}}^2$

素因数の和:6167

約数の個数: 18

約数和(自身を含む): 398299482

約数和(自身を除く): 208694662

約数列:

[1, 2, 4, 5, 10, 20, 3079, 6158, 12316, 15395, 30790, 61580, 9480241, 18960482, 37920964, 47401205, 94802410, 189604820]

約数ペア:

[(1, 189604820), (2, 94802410), (4, 47401205), (5, 37920964), (10, 18960482), (20, 9480241), (3079, 61580), (6158, 30790), (12316, 15395)]