2020140790

素因数分解:

$2^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{786047}}^1$

素因数の和:786311

約数の個数: 16

約数和(自身を含む): 3650406912

約数和(自身を除く): 1630266122

約数列:

[1, 2, 5, 10, 257, 514, 1285, 2570, 786047, 1572094, 3930235, 7860470, 202014079, 404028158, 1010070395, 2020140790]

約数ペア:

[(1, 2020140790), (2, 1010070395), (5, 404028158), (10, 202014079), (257, 7860470), (514, 3930235), (1285, 1572094), (2570, 786047)]