20210608540

素因数分解:

$2^2\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{899849}}^1$

素因数の和:900981

約数の個数: 24

約数和(自身を含む): 42480118800

約数和(自身を除く): 22269510260

約数列:

[1, 2, 4, 5, 10, 20, 1123, 2246, 4492, 5615, 11230, 22460, 899849, 1799698, 3599396, 4499245, 8998490, 17996980, 1010530427, 2021060854, 4042121708, 5052652135, 10105304270, 20210608540]

約数ペア:

[(1, 20210608540), (2, 10105304270), (4, 5052652135), (5, 4042121708), (10, 2021060854), (20, 1010530427), (1123, 17996980), (2246, 8998490), (4492, 4499245), (5615, 3599396), (11230, 1799698), (22460, 899849)]