39120880

素因数分解:

$2^4\times 5^1\times {\mathrm{489011}}^1$

素因数の和:489024

約数の個数: 20

約数和(自身を含む): 90956232

約数和(自身を除く): 51835352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 489011, 978022, 1956044, 2445055, 3912088, 4890110, 7824176, 9780220, 19560440, 39120880]

約数ペア:

[(1, 39120880), (2, 19560440), (4, 9780220), (5, 7824176), (8, 4890110), (10, 3912088), (16, 2445055), (20, 1956044), (40, 978022), (80, 489011)]