55405940

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{2687}}^1$

素因数の和:3727

約数の個数: 24

約数和(自身を含む): 116508672

約数和(自身を除く): 61102732

約数列:

[1, 2, 4, 5, 10, 20, 1031, 2062, 2687, 4124, 5155, 5374, 10310, 10748, 13435, 20620, 26870, 53740, 2770297, 5540594, 11081188, 13851485, 27702970, 55405940]

約数ペア:

[(1, 55405940), (2, 27702970), (4, 13851485), (5, 11081188), (10, 5540594), (20, 2770297), (1031, 53740), (2062, 26870), (2687, 20620), (4124, 13435), (5155, 10748), (5374, 10310)]