2020978030

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8786861}}^1$

素因数の和:8786891

約数の個数: 16

約数和(自身を含む): 3795924384

約数和(自身を除く): 1774946354

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 8786861, 17573722, 43934305, 87868610, 202097803, 404195606, 1010489015, 2020978030]

約数ペア:

[(1, 2020978030), (2, 1010489015), (5, 404195606), (10, 202097803), (23, 87868610), (46, 43934305), (115, 17573722), (230, 8786861)]