55740940

素因数分解:

$2^2\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{2113}}^1$

素因数の和:3441

約数の個数: 24

約数和(自身を含む): 117200160

約数和(自身を除く): 61459220

約数列:

[1, 2, 4, 5, 10, 20, 1319, 2113, 2638, 4226, 5276, 6595, 8452, 10565, 13190, 21130, 26380, 42260, 2787047, 5574094, 11148188, 13935235, 27870470, 55740940]

約数ペア:

[(1, 55740940), (2, 27870470), (4, 13935235), (5, 11148188), (10, 5574094), (20, 2787047), (1319, 42260), (2113, 26380), (2638, 21130), (4226, 13190), (5276, 10565), (6595, 8452)]