31936040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{10937}}^1$

素因数の和:11021

約数の個数: 32

約数和(自身を含む): 72847080

約数和(自身を除く): 40911040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 10937, 21874, 43748, 54685, 87496, 109370, 218740, 437480, 798401, 1596802, 3193604, 3992005, 6387208, 7984010, 15968020, 31936040]

約数ペア:

[(1, 31936040), (2, 15968020), (4, 7984010), (5, 6387208), (8, 3992005), (10, 3193604), (20, 1596802), (40, 798401), (73, 437480), (146, 218740), (292, 109370), (365, 87496), (584, 54685), (730, 43748), (1460, 21874), (2920, 10937)]