54278320

素因数分解:

$2^4\times 5^1\times {\mathrm{678479}}^1$

素因数の和:678492

約数の個数: 20

約数和(自身を含む): 126197280

約数和(自身を除く): 71918960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 678479, 1356958, 2713916, 3392395, 5427832, 6784790, 10855664, 13569580, 27139160, 54278320]

約数ペア:

[(1, 54278320), (2, 27139160), (4, 13569580), (5, 10855664), (8, 6784790), (10, 5427832), (16, 3392395), (20, 2713916), (40, 1356958), (80, 678479)]