2088777680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2373611}}^1$

素因数の和:2373635

約数の個数: 40

約数和(自身を含む): 5297901984

約数和(自身を除く): 3209124304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2373611, 4747222, 9494444, 11868055, 18988888, 23736110, 26109721, 37977776, 47472220, 52219442, 94944440, 104438884, 130548605, 189888880, 208877768, 261097210, 417755536, 522194420, 1044388840, 2088777680]

約数ペア:

[(1, 2088777680), (2, 1044388840), (4, 522194420), (5, 417755536), (8, 261097210), (10, 208877768), (11, 189888880), (16, 130548605), (20, 104438884), (22, 94944440), (40, 52219442), (44, 47472220), (55, 37977776), (80, 26109721), (88, 23736110), (110, 18988888), (176, 11868055), (220, 9494444), (440, 4747222), (880, 2373611)]