54811220

素因数分解:

$2^2\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{2113}}^1$

素因数の和:3419

約数の個数: 24

約数和(自身を含む): 115246824

約数和(自身を除く): 60435604

約数列:

[1, 2, 4, 5, 10, 20, 1297, 2113, 2594, 4226, 5188, 6485, 8452, 10565, 12970, 21130, 25940, 42260, 2740561, 5481122, 10962244, 13702805, 27405610, 54811220]

約数ペア:

[(1, 54811220), (2, 27405610), (4, 13702805), (5, 10962244), (10, 5481122), (20, 2740561), (1297, 42260), (2113, 25940), (2594, 21130), (4226, 12970), (5188, 10565), (6485, 8452)]