2021251520

素因数分解:

$2^6\times 5^1\times {\mathrm{197}}^1\times {\mathrm{32063}}^1$

素因数の和:32277

約数の個数: 56

約数和(自身を含む): 4837688064

約数和(自身を除く): 2816436544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 197, 320, 394, 788, 985, 1576, 1970, 3152, 3940, 6304, 7880, 12608, 15760, 31520, 32063, 63040, 64126, 128252, 160315, 256504, 320630, 513008, 641260, 1026016, 1282520, 2052032, 2565040, 5130080, 6316411, 10260160, 12632822, 25265644, 31582055, 50531288, 63164110, 101062576, 126328220, 202125152, 252656440, 404250304, 505312880, 1010625760, 2021251520]

約数ペア:

[(1, 2021251520), (2, 1010625760), (4, 505312880), (5, 404250304), (8, 252656440), (10, 202125152), (16, 126328220), (20, 101062576), (32, 63164110), (40, 50531288), (64, 31582055), (80, 25265644), (160, 12632822), (197, 10260160), (320, 6316411), (394, 5130080), (788, 2565040), (985, 2052032), (1576, 1282520), (1970, 1026016), (3152, 641260), (3940, 513008), (6304, 320630), (7880, 256504), (12608, 160315), (15760, 128252), (31520, 64126), (32063, 63040)]