217466120

素因数分解:

$2^3\times 5^1\times {\mathrm{5436653}}^1$

素因数の和:5436664

約数の個数: 16

約数和(自身を含む): 489298860

約数和(自身を除く): 271832740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5436653, 10873306, 21746612, 27183265, 43493224, 54366530, 108733060, 217466120]

約数ペア:

[(1, 217466120), (2, 108733060), (4, 54366530), (5, 43493224), (8, 27183265), (10, 21746612), (20, 10873306), (40, 5436653)]