218166160

素因数分解:

$2^4\times 5^1\times {\mathrm{2727077}}^1$

素因数の和:2727090

約数の個数: 20

約数和(自身を含む): 507236508

約数和(自身を除く): 289070348

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2727077, 5454154, 10908308, 13635385, 21816616, 27270770, 43633232, 54541540, 109083080, 218166160]

約数ペア:

[(1, 218166160), (2, 109083080), (4, 54541540), (5, 43633232), (8, 27270770), (10, 21816616), (16, 13635385), (20, 10908308), (40, 5454154), (80, 2727077)]