20201367640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9528947}}^1$

素因数の和:9529011

約数の個数: 32

約数和(自身を含む): 46310687280

約数和(自身を除く): 26109319640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 9528947, 19057894, 38115788, 47644735, 76231576, 95289470, 190578940, 381157880, 505034191, 1010068382, 2020136764, 2525170955, 4040273528, 5050341910, 10100683820, 20201367640]

約数ペア:

[(1, 20201367640), (2, 10100683820), (4, 5050341910), (5, 4040273528), (8, 2525170955), (10, 2020136764), (20, 1010068382), (40, 505034191), (53, 381157880), (106, 190578940), (212, 95289470), (265, 76231576), (424, 47644735), (530, 38115788), (1060, 19057894), (2120, 9528947)]