4098580

素因数分解:

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

素因数の和:2139

約数の個数: 24

約数和(自身を含む): 8696520

約数和(自身を除く): 4597940

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 2029, 4058, 8116, 10145, 20290, 40580, 204929, 409858, 819716, 1024645, 2049290, 4098580]

約数ペア:

[(1, 4098580), (2, 2049290), (4, 1024645), (5, 819716), (10, 409858), (20, 204929), (101, 40580), (202, 20290), (404, 10145), (505, 8116), (1010, 4058), (2020, 2029)]