20658360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172153}}^1$

素因数の和:172167

約数の個数: 32

約数和(自身を含む): 61975440

約数和(自身を除く): 41317080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172153, 344306, 516459, 688612, 860765, 1032918, 1377224, 1721530, 2065836, 2582295, 3443060, 4131672, 5164590, 6886120, 10329180, 20658360]

約数ペア:

[(1, 20658360), (2, 10329180), (3, 6886120), (4, 5164590), (5, 4131672), (6, 3443060), (8, 2582295), (10, 2065836), (12, 1721530), (15, 1377224), (20, 1032918), (24, 860765), (30, 688612), (40, 516459), (60, 344306), (120, 172153)]