1200080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2143}}^1$

素因数の和:2163

約数の個数: 40

約数和(自身を含む): 3190272

約数和(自身を除く): 1990192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2143, 4286, 8572, 10715, 15001, 17144, 21430, 30002, 34288, 42860, 60004, 75005, 85720, 120008, 150010, 171440, 240016, 300020, 600040, 1200080]

約数ペア:

[(1, 1200080), (2, 600040), (4, 300020), (5, 240016), (7, 171440), (8, 150010), (10, 120008), (14, 85720), (16, 75005), (20, 60004), (28, 42860), (35, 34288), (40, 30002), (56, 21430), (70, 17144), (80, 15001), (112, 10715), (140, 8572), (280, 4286), (560, 2143)]