664431490

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{935819}}^1$

素因数の和:935897

約数の個数: 16

約数和(自身を含む): 1212822720

約数和(自身を除く): 548391230

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 935819, 1871638, 4679095, 9358190, 66443149, 132886298, 332215745, 664431490]

約数ペア:

[(1, 664431490), (2, 332215745), (5, 132886298), (10, 66443149), (71, 9358190), (142, 4679095), (355, 1871638), (710, 935819)]