89714680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{203897}}^1$

素因数の和:203919

約数の個数: 32

約数和(自身を含む): 220209840

約数和(自身を除く): 130495160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 203897, 407794, 815588, 1019485, 1631176, 2038970, 2242867, 4077940, 4485734, 8155880, 8971468, 11214335, 17942936, 22428670, 44857340, 89714680]

約数ペア:

[(1, 89714680), (2, 44857340), (4, 22428670), (5, 17942936), (8, 11214335), (10, 8971468), (11, 8155880), (20, 4485734), (22, 4077940), (40, 2242867), (44, 2038970), (55, 1631176), (88, 1019485), (110, 815588), (220, 407794), (440, 203897)]