225273080

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{10111}}^1$

素因数の和:10679

約数の個数: 32

約数和(自身を含む): 507824640

約数和(自身を除く): 282551560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2228, 2785, 4456, 5570, 10111, 11140, 20222, 22280, 40444, 50555, 80888, 101110, 202220, 404440, 5631827, 11263654, 22527308, 28159135, 45054616, 56318270, 112636540, 225273080]

約数ペア:

[(1, 225273080), (2, 112636540), (4, 56318270), (5, 45054616), (8, 28159135), (10, 22527308), (20, 11263654), (40, 5631827), (557, 404440), (1114, 202220), (2228, 101110), (2785, 80888), (4456, 50555), (5570, 40444), (10111, 22280), (11140, 20222)]