320103340

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{1481}}^1$

素因数の和:1698

約数の個数: 48

約数和(自身を含む): 685679904

約数和(自身を除く): 365576564

約数列:

[1, 2, 4, 5, 10, 20, 101, 107, 202, 214, 404, 428, 505, 535, 1010, 1070, 1481, 2020, 2140, 2962, 5924, 7405, 10807, 14810, 21614, 29620, 43228, 54035, 108070, 149581, 158467, 216140, 299162, 316934, 598324, 633868, 747905, 792335, 1495810, 1584670, 2991620, 3169340, 16005167, 32010334, 64020668, 80025835, 160051670, 320103340]

約数ペア:

[(1, 320103340), (2, 160051670), (4, 80025835), (5, 64020668), (10, 32010334), (20, 16005167), (101, 3169340), (107, 2991620), (202, 1584670), (214, 1495810), (404, 792335), (428, 747905), (505, 633868), (535, 598324), (1010, 316934), (1070, 299162), (1481, 216140), (2020, 158467), (2140, 149581), (2962, 108070), (5924, 54035), (7405, 43228), (10807, 29620), (14810, 21614)]