10212560

素因数分解:

$2^4\times 5^1\times {\mathrm{127657}}^1$

素因数の和:127670

約数の個数: 20

約数和(自身を含む): 23744388

約数和(自身を除く): 13531828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127657, 255314, 510628, 638285, 1021256, 1276570, 2042512, 2553140, 5106280, 10212560]

約数ペア:

[(1, 10212560), (2, 5106280), (4, 2553140), (5, 2042512), (8, 1276570), (10, 1021256), (16, 638285), (20, 510628), (40, 255314), (80, 127657)]