5290280

素因数分解:

$2^3\times 5^1\times {\mathrm{132257}}^1$

素因数の和:132268

約数の個数: 16

約数和(自身を含む): 11903220

約数和(自身を除く): 6612940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 132257, 264514, 529028, 661285, 1058056, 1322570, 2645140, 5290280]

約数ペア:

[(1, 5290280), (2, 2645140), (4, 1322570), (5, 1058056), (8, 661285), (10, 529028), (20, 264514), (40, 132257)]