26400080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47143}}^1$

素因数の和:47163

約数の個数: 40

約数和(自身を含む): 70150272

約数和(自身を除く): 43750192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 47143, 94286, 188572, 235715, 330001, 377144, 471430, 660002, 754288, 942860, 1320004, 1650005, 1885720, 2640008, 3300010, 3771440, 5280016, 6600020, 13200040, 26400080]

約数ペア:

[(1, 26400080), (2, 13200040), (4, 6600020), (5, 5280016), (7, 3771440), (8, 3300010), (10, 2640008), (14, 1885720), (16, 1650005), (20, 1320004), (28, 942860), (35, 754288), (40, 660002), (56, 471430), (70, 377144), (80, 330001), (112, 235715), (140, 188572), (280, 94286), (560, 47143)]