27720237170

素因数分解:

$2^1\times 5^1\times {\mathrm{2213}}^1\times {\mathrm{1252609}}^1$

素因数の和:1254829

約数の個数: 16

約数和(自身を含む): 49919013720

約数和(自身を除く): 22198776550

約数列:

[1, 2, 5, 10, 2213, 4426, 11065, 22130, 1252609, 2505218, 6263045, 12526090, 2772023717, 5544047434, 13860118585, 27720237170]

約数ペア:

[(1, 27720237170), (2, 13860118585), (5, 5544047434), (10, 2772023717), (2213, 12526090), (4426, 6263045), (11065, 2505218), (22130, 1252609)]