728464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{4139}}^1$

素因数の和:4158

約数の個数: 20

約数和(自身を含む): 1540080

約数和(自身を除く): 811616

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 4139, 8278, 16556, 33112, 45529, 66224, 91058, 182116, 364232, 728464]

約数ペア:

[(1, 728464), (2, 364232), (4, 182116), (8, 91058), (11, 66224), (16, 45529), (22, 33112), (44, 16556), (88, 8278), (176, 4139)]