54136780

素因数分解:

$2^2\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{2087}}^1$

素因数の和:3393

約数の個数: 24

約数和(自身を含む): 113829408

約数和(自身を除く): 59692628

約数列:

[1, 2, 4, 5, 10, 20, 1297, 2087, 2594, 4174, 5188, 6485, 8348, 10435, 12970, 20870, 25940, 41740, 2706839, 5413678, 10827356, 13534195, 27068390, 54136780]

約数ペア:

[(1, 54136780), (2, 27068390), (4, 13534195), (5, 10827356), (10, 5413678), (20, 2706839), (1297, 41740), (2087, 25940), (2594, 20870), (4174, 12970), (5188, 10435), (6485, 8348)]