268584560

素因数分解:

$2^4\times 5^1\times {\mathrm{3357307}}^1$

素因数の和:3357320

約数の個数: 20

約数和(自身を含む): 624459288

約数和(自身を除く): 355874728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3357307, 6714614, 13429228, 16786535, 26858456, 33573070, 53716912, 67146140, 134292280, 268584560]

約数ペア:

[(1, 268584560), (2, 134292280), (4, 67146140), (5, 53716912), (8, 33573070), (10, 26858456), (16, 16786535), (20, 13429228), (40, 6714614), (80, 3357307)]