27504560

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3863}}^1$

素因数の和:3965

約数の個数: 40

約数和(自身を含む): 64683360

約数和(自身を除く): 37178800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 3863, 7120, 7726, 15452, 19315, 30904, 38630, 61808, 77260, 154520, 309040, 343807, 687614, 1375228, 1719035, 2750456, 3438070, 5500912, 6876140, 13752280, 27504560]

約数ペア:

[(1, 27504560), (2, 13752280), (4, 6876140), (5, 5500912), (8, 3438070), (10, 2750456), (16, 1719035), (20, 1375228), (40, 687614), (80, 343807), (89, 309040), (178, 154520), (356, 77260), (445, 61808), (712, 38630), (890, 30904), (1424, 19315), (1780, 15452), (3560, 7726), (3863, 7120)]