20758715140

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{886367}}^1$

素因数の和:887547

約数の個数: 24

約数和(自身を含む): 43630578432

約数和(自身を除く): 22871863292

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2342, 4684, 5855, 11710, 23420, 886367, 1772734, 3545468, 4431835, 8863670, 17727340, 1037935757, 2075871514, 4151743028, 5189678785, 10379357570, 20758715140]

約数ペア:

[(1, 20758715140), (2, 10379357570), (4, 5189678785), (5, 4151743028), (10, 2075871514), (20, 1037935757), (1171, 17727340), (2342, 8863670), (4684, 4431835), (5855, 3545468), (11710, 1772734), (23420, 886367)]