267115340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{218947}}^1$

素因数の和:219017

約数の個数: 24

約数和(自身を含む): 570140592

約数和(自身を除く): 303025252

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 218947, 437894, 875788, 1094735, 2189470, 4378940, 13355767, 26711534, 53423068, 66778835, 133557670, 267115340]

約数ペア:

[(1, 267115340), (2, 133557670), (4, 66778835), (5, 53423068), (10, 26711534), (20, 13355767), (61, 4378940), (122, 2189470), (244, 1094735), (305, 875788), (610, 437894), (1220, 218947)]