8980090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{128287}}^1$

素因数の和:128301

約数の個数: 16

約数和(自身を含む): 18473472

約数和(自身を除く): 9493382

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 128287, 256574, 641435, 898009, 1282870, 1796018, 4490045, 8980090]

約数ペア:

[(1, 8980090), (2, 4490045), (5, 1796018), (7, 1282870), (10, 898009), (14, 641435), (35, 256574), (70, 128287)]