39392020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{19501}}^1$

素因数の和:19611

約数の個数: 24

約数和(自身を含む): 83546568

約数和(自身を除く): 44154548

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 19501, 39002, 78004, 97505, 195010, 390020, 1969601, 3939202, 7878404, 9848005, 19696010, 39392020]

約数ペア:

[(1, 39392020), (2, 19696010), (4, 9848005), (5, 7878404), (10, 3939202), (20, 1969601), (101, 390020), (202, 195010), (404, 97505), (505, 78004), (1010, 39002), (2020, 19501)]