266230040

素因数分解:

$2^3\times 5^1\times {\mathrm{6655751}}^1$

素因数の和:6655762

約数の個数: 16

約数和(自身を含む): 599017680

約数和(自身を除く): 332787640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6655751, 13311502, 26623004, 33278755, 53246008, 66557510, 133115020, 266230040]

約数ペア:

[(1, 266230040), (2, 133115020), (4, 66557510), (5, 53246008), (8, 33278755), (10, 26623004), (20, 13311502), (40, 6655751)]