2021067080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1175039}}^1$

素因数の和:1175093

約数の個数: 32

約数和(自身を含む): 4653158400

約数和(自身を除く): 2632091320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1175039, 2350078, 4700156, 5875195, 9400312, 11750390, 23500780, 47001560, 50526677, 101053354, 202106708, 252633385, 404213416, 505266770, 1010533540, 2021067080]

約数ペア:

[(1, 2021067080), (2, 1010533540), (4, 505266770), (5, 404213416), (8, 252633385), (10, 202106708), (20, 101053354), (40, 50526677), (43, 47001560), (86, 23500780), (172, 11750390), (215, 9400312), (344, 5875195), (430, 4700156), (860, 2350078), (1720, 1175039)]