19930600

素因数分解:

$2^3\times 5^2\times {\mathrm{227}}^1\times {\mathrm{439}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 46648800

約数和(自身を除く): 26718200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 227, 439, 454, 878, 908, 1135, 1756, 1816, 2195, 2270, 3512, 4390, 4540, 5675, 8780, 9080, 10975, 11350, 17560, 21950, 22700, 43900, 45400, 87800, 99653, 199306, 398612, 498265, 797224, 996530, 1993060, 2491325, 3986120, 4982650, 9965300, 19930600]

約数ペア:

[(1, 19930600), (2, 9965300), (4, 4982650), (5, 3986120), (8, 2491325), (10, 1993060), (20, 996530), (25, 797224), (40, 498265), (50, 398612), (100, 199306), (200, 99653), (227, 87800), (439, 45400), (454, 43900), (878, 22700), (908, 21950), (1135, 17560), (1756, 11350), (1816, 10975), (2195, 9080), (2270, 8780), (3512, 5675), (4390, 4540)]