169628080

素因数分解:

$2^4\times 5^1\times {\mathrm{2120351}}^1$

素因数の和:2120364

約数の個数: 20

約数和(自身を含む): 394385472

約数和(自身を除く): 224757392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2120351, 4240702, 8481404, 10601755, 16962808, 21203510, 33925616, 42407020, 84814040, 169628080]

約数ペア:

[(1, 169628080), (2, 84814040), (4, 42407020), (5, 33925616), (8, 21203510), (10, 16962808), (16, 10601755), (20, 8481404), (40, 4240702), (80, 2120351)]