2020008004

素因数分解:

$2^2\times 7^1\times {\mathrm{523}}^1\times {\mathrm{137941}}^1$

素因数の和:138475

約数の個数: 24

約数和(自身を含む): 4047770048

約数和(自身を除く): 2027762044

約数列:

[1, 2, 4, 7, 14, 28, 523, 1046, 2092, 3661, 7322, 14644, 137941, 275882, 551764, 965587, 1931174, 3862348, 72143143, 144286286, 288572572, 505002001, 1010004002, 2020008004]

約数ペア:

[(1, 2020008004), (2, 1010004002), (4, 505002001), (7, 288572572), (14, 144286286), (28, 72143143), (523, 3862348), (1046, 1931174), (2092, 965587), (3661, 551764), (7322, 275882), (14644, 137941)]