9944540

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1021}}^1$

素因数の和:1517

約数の個数: 24

約数和(自身を含む): 20946912

約数和(自身を除く): 11002372

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1021, 1948, 2042, 2435, 4084, 4870, 5105, 9740, 10210, 20420, 497227, 994454, 1988908, 2486135, 4972270, 9944540]

約数ペア:

[(1, 9944540), (2, 4972270), (4, 2486135), (5, 1988908), (10, 994454), (20, 497227), (487, 20420), (974, 10210), (1021, 9740), (1948, 5105), (2042, 4870), (2435, 4084)]