72160840

素因数分解:

$2^3\times 5^1\times {\mathrm{467}}^1\times {\mathrm{3863}}^1$

素因数の和:4341

約数の個数: 32

約数和(自身を含む): 162751680

約数和(自身を除く): 90590840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467, 934, 1868, 2335, 3736, 3863, 4670, 7726, 9340, 15452, 18680, 19315, 30904, 38630, 77260, 154520, 1804021, 3608042, 7216084, 9020105, 14432168, 18040210, 36080420, 72160840]

約数ペア:

[(1, 72160840), (2, 36080420), (4, 18040210), (5, 14432168), (8, 9020105), (10, 7216084), (20, 3608042), (40, 1804021), (467, 154520), (934, 77260), (1868, 38630), (2335, 30904), (3736, 19315), (3863, 18680), (4670, 15452), (7726, 9340)]