201020270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{42499}}^1$

素因数の和:42560

約数の個数: 32

約数和(自身を含む): 403920000

約数和(自身を除く): 202899730

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 42499, 84998, 212495, 424990, 467489, 934978, 1827457, 2337445, 3654914, 4674890, 9137285, 18274570, 20102027, 40204054, 100510135, 201020270]

約数ペア:

[(1, 201020270), (2, 100510135), (5, 40204054), (10, 20102027), (11, 18274570), (22, 9137285), (43, 4674890), (55, 3654914), (86, 2337445), (110, 1827457), (215, 934978), (430, 467489), (473, 424990), (946, 212495), (2365, 84998), (4730, 42499)]