356837920

素因数分解:

$2^5\times 5^1\times {\mathrm{197}}^1\times {\mathrm{11321}}^1$

素因数の和:11533

約数の個数: 48

約数和(自身を含む): 847383768

約数和(自身を除く): 490545848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 6304, 7880, 11321, 15760, 22642, 31520, 45284, 56605, 90568, 113210, 181136, 226420, 362272, 452840, 905680, 1811360, 2230237, 4460474, 8920948, 11151185, 17841896, 22302370, 35683792, 44604740, 71367584, 89209480, 178418960, 356837920]

約数ペア:

[(1, 356837920), (2, 178418960), (4, 89209480), (5, 71367584), (8, 44604740), (10, 35683792), (16, 22302370), (20, 17841896), (32, 11151185), (40, 8920948), (80, 4460474), (160, 2230237), (197, 1811360), (394, 905680), (788, 452840), (985, 362272), (1576, 226420), (1970, 181136), (3152, 113210), (3940, 90568), (6304, 56605), (7880, 45284), (11321, 31520), (15760, 22642)]