13067440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8597}}^1$

素因数の和:8629

約数の個数: 40

約数和(自身を含む): 31984560

約数和(自身を除く): 18917120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8597, 17194, 34388, 42985, 68776, 85970, 137552, 163343, 171940, 326686, 343880, 653372, 687760, 816715, 1306744, 1633430, 2613488, 3266860, 6533720, 13067440]

約数ペア:

[(1, 13067440), (2, 6533720), (4, 3266860), (5, 2613488), (8, 1633430), (10, 1306744), (16, 816715), (19, 687760), (20, 653372), (38, 343880), (40, 326686), (76, 171940), (80, 163343), (95, 137552), (152, 85970), (190, 68776), (304, 42985), (380, 34388), (760, 17194), (1520, 8597)]