730448

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:722

約数の個数: 20

約数和(自身を含む): 1437408

約数和(自身を除く): 706960

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 643, 1136, 1286, 2572, 5144, 10288, 45653, 91306, 182612, 365224, 730448]

約数ペア:

[(1, 730448), (2, 365224), (4, 182612), (8, 91306), (16, 45653), (71, 10288), (142, 5144), (284, 2572), (568, 1286), (643, 1136)]