12678470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2551}}^1$

素因数の和:2636

約数の個数: 32

約数和(自身を含む): 26459136

約数和(自身を除く): 13780666

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 2551, 4970, 5102, 12755, 17857, 25510, 35714, 89285, 178570, 181121, 362242, 905605, 1267847, 1811210, 2535694, 6339235, 12678470]

約数ペア:

[(1, 12678470), (2, 6339235), (5, 2535694), (7, 1811210), (10, 1267847), (14, 905605), (35, 362242), (70, 181121), (71, 178570), (142, 89285), (355, 35714), (497, 25510), (710, 17857), (994, 12755), (2485, 5102), (2551, 4970)]