9901472380

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4901719}}^1$

素因数の和:4901829

約数の個数: 24

約数和(自身を含む): 20998968480

約数和(自身を除く): 11097496100

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 4901719, 9803438, 19606876, 24508595, 49017190, 98034380, 495073619, 990147238, 1980294476, 2475368095, 4950736190, 9901472380]

約数ペア:

[(1, 9901472380), (2, 4950736190), (4, 2475368095), (5, 1980294476), (10, 990147238), (20, 495073619), (101, 98034380), (202, 49017190), (404, 24508595), (505, 19606876), (1010, 9803438), (2020, 4901719)]