9001120

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:673

約数の個数: 48

約数和(自身を含む): 21514248

約数和(自身を除く): 12513128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 557, 808, 1010, 1114, 1616, 2020, 2228, 2785, 3232, 4040, 4456, 5570, 8080, 8912, 11140, 16160, 17824, 22280, 44560, 56257, 89120, 112514, 225028, 281285, 450056, 562570, 900112, 1125140, 1800224, 2250280, 4500560, 9001120]

約数ペア:

[(1, 9001120), (2, 4500560), (4, 2250280), (5, 1800224), (8, 1125140), (10, 900112), (16, 562570), (20, 450056), (32, 281285), (40, 225028), (80, 112514), (101, 89120), (160, 56257), (202, 44560), (404, 22280), (505, 17824), (557, 16160), (808, 11140), (1010, 8912), (1114, 8080), (1616, 5570), (2020, 4456), (2228, 4040), (2785, 3232)]