2646230

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{647}}^1$

素因数の和:1063

約数の個数: 16

約数和(自身を含む): 4782240

約数和(自身を除く): 2136010

約数列:

[1, 2, 5, 10, 409, 647, 818, 1294, 2045, 3235, 4090, 6470, 264623, 529246, 1323115, 2646230]

約数ペア:

[(1, 2646230), (2, 1323115), (5, 529246), (10, 264623), (409, 6470), (647, 4090), (818, 3235), (1294, 2045)]