8197160

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2029}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 18635400

約数和(自身を除く): 10438240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 2029, 4040, 4058, 8116, 10145, 16232, 20290, 40580, 81160, 204929, 409858, 819716, 1024645, 1639432, 2049290, 4098580, 8197160]

約数ペア:

[(1, 8197160), (2, 4098580), (4, 2049290), (5, 1639432), (8, 1024645), (10, 819716), (20, 409858), (40, 204929), (101, 81160), (202, 40580), (404, 20290), (505, 16232), (808, 10145), (1010, 8116), (2020, 4058), (2029, 4040)]