39549880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42989}}^1$

素因数の和:43023

約数の個数: 32

約数和(自身を含む): 92858400

約数和(自身を除く): 53308520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 42989, 85978, 171956, 214945, 343912, 429890, 859780, 988747, 1719560, 1977494, 3954988, 4943735, 7909976, 9887470, 19774940, 39549880]

約数ペア:

[(1, 39549880), (2, 19774940), (4, 9887470), (5, 7909976), (8, 4943735), (10, 3954988), (20, 1977494), (23, 1719560), (40, 988747), (46, 859780), (92, 429890), (115, 343912), (184, 214945), (230, 171956), (460, 85978), (920, 42989)]