2020034020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5315879}}^1$

素因数の和:5315907

約数の個数: 24

約数和(自身を含む): 4465339200

約数和(自身を除く): 2445305180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5315879, 10631758, 21263516, 26579395, 53158790, 101001701, 106317580, 202003402, 404006804, 505008505, 1010017010, 2020034020]

約数ペア:

[(1, 2020034020), (2, 1010017010), (4, 505008505), (5, 404006804), (10, 202003402), (19, 106317580), (20, 101001701), (38, 53158790), (76, 26579395), (95, 21263516), (190, 10631758), (380, 5315879)]