392061520

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{24877}}^1$

素因数の和:25087

約数の個数: 40

約数和(自身を含む): 916206984

約数和(自身を除く): 524145464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 7880, 15760, 24877, 49754, 99508, 124385, 199016, 248770, 398032, 497540, 995080, 1990160, 4900769, 9801538, 19603076, 24503845, 39206152, 49007690, 78412304, 98015380, 196030760, 392061520]

約数ペア:

[(1, 392061520), (2, 196030760), (4, 98015380), (5, 78412304), (8, 49007690), (10, 39206152), (16, 24503845), (20, 19603076), (40, 9801538), (80, 4900769), (197, 1990160), (394, 995080), (788, 497540), (985, 398032), (1576, 248770), (1970, 199016), (3152, 124385), (3940, 99508), (7880, 49754), (15760, 24877)]