13752280

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3863}}^1$

素因数の和:3963

約数の個数: 32

約数和(自身を含む): 31298400

約数和(自身を除く): 17546120

約数列:

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

約数ペア:

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