38287120

素因数分解:

$2^4\times 5^1\times {\mathrm{478589}}^1$

素因数の和:478602

約数の個数: 20

約数和(自身を含む): 89017740

約数和(自身を除く): 50730620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 478589, 957178, 1914356, 2392945, 3828712, 4785890, 7657424, 9571780, 19143560, 38287120]

約数ペア:

[(1, 38287120), (2, 19143560), (4, 9571780), (5, 7657424), (8, 4785890), (10, 3828712), (16, 2392945), (20, 1914356), (40, 957178), (80, 478589)]