1268620

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 2689344

約数和(自身を除く): 1420724

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 463, 548, 685, 926, 1370, 1852, 2315, 2740, 4630, 9260, 63431, 126862, 253724, 317155, 634310, 1268620]

約数ペア:

[(1, 1268620), (2, 634310), (4, 317155), (5, 253724), (10, 126862), (20, 63431), (137, 9260), (274, 4630), (463, 2740), (548, 2315), (685, 1852), (926, 1370)]