20939097080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47588857}}^1$

素因数の和:47588879

約数の個数: 32

約数和(自身を含む): 51395966640

約数和(自身を除く): 30456869560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 47588857, 95177714, 190355428, 237944285, 380710856, 475888570, 523477427, 951777140, 1046954854, 1903554280, 2093909708, 2617387135, 4187819416, 5234774270, 10469548540, 20939097080]

約数ペア:

[(1, 20939097080), (2, 10469548540), (4, 5234774270), (5, 4187819416), (8, 2617387135), (10, 2093909708), (11, 1903554280), (20, 1046954854), (22, 951777140), (40, 523477427), (44, 475888570), (55, 380710856), (88, 237944285), (110, 190355428), (220, 95177714), (440, 47588857)]