223291280

素因数分解:

$2^4\times 5^1\times {\mathrm{2791141}}^1$

素因数の和:2791154

約数の個数: 20

約数和(自身を含む): 519152412

約数和(自身を除く): 295861132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2791141, 5582282, 11164564, 13955705, 22329128, 27911410, 44658256, 55822820, 111645640, 223291280]

約数ペア:

[(1, 223291280), (2, 111645640), (4, 55822820), (5, 44658256), (8, 27911410), (10, 22329128), (16, 13955705), (20, 11164564), (40, 5582282), (80, 2791141)]