90022940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{643021}}^1$

素因数の和:643037

約数の個数: 24

約数和(自身を含む): 216055392

約数和(自身を除く): 126032452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 643021, 1286042, 2572084, 3215105, 4501147, 6430210, 9002294, 12860420, 18004588, 22505735, 45011470, 90022940]

約数ペア:

[(1, 90022940), (2, 45011470), (4, 22505735), (5, 18004588), (7, 12860420), (10, 9002294), (14, 6430210), (20, 4501147), (28, 3215105), (35, 2572084), (70, 1286042), (140, 643021)]