11888901520

素因数分解:

$2^4\times 5^1\times {\mathrm{148611269}}^1$

素因数の和:148611282

約数の個数: 20

約数和(自身を含む): 27641696220

約数和(自身を除く): 15752794700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 148611269, 297222538, 594445076, 743056345, 1188890152, 1486112690, 2377780304, 2972225380, 5944450760, 11888901520]

約数ペア:

[(1, 11888901520), (2, 5944450760), (4, 2972225380), (5, 2377780304), (8, 1486112690), (10, 1188890152), (16, 743056345), (20, 594445076), (40, 297222538), (80, 148611269)]