202020004

素因数分解:

$2^2\times {\mathrm{9901}}^1\times {\mathrm{5101}}^1$

素因数の和:15006

約数の個数: 12

約数和(自身を含む): 353640028

約数和(自身を除く): 151620024

約数列:

[1, 2, 4, 5101, 9901, 10202, 19802, 20404, 39604, 50505001, 101010002, 202020004]

約数ペア:

[(1, 202020004), (2, 101010002), (4, 50505001), (5101, 39604), (9901, 20404), (10202, 19802)]