858302540

素因数分解:

$2^2\times 5^1\times {\mathrm{1871}}^1\times {\mathrm{22937}}^1$

素因数の和:24817

約数の個数: 24

約数和(自身を含む): 1803477312

約数和(自身を除く): 945174772

約数列:

[1, 2, 4, 5, 10, 20, 1871, 3742, 7484, 9355, 18710, 22937, 37420, 45874, 91748, 114685, 229370, 458740, 42915127, 85830254, 171660508, 214575635, 429151270, 858302540]

約数ペア:

[(1, 858302540), (2, 429151270), (4, 214575635), (5, 171660508), (10, 85830254), (20, 42915127), (1871, 458740), (3742, 229370), (7484, 114685), (9355, 91748), (18710, 45874), (22937, 37420)]