173600000020

素因数分解:

$2^2\times 5^1\times {\mathrm{8680000001}}^1$

素因数の和:8680000010

約数の個数: 12

約数和(自身を含む): 364560000084

約数和(自身を除く): 190960000064

約数列:

[1, 2, 4, 5, 10, 20, 8680000001, 17360000002, 34720000004, 43400000005, 86800000010, 173600000020]

約数ペア:

[(1, 173600000020), (2, 86800000010), (4, 43400000005), (5, 34720000004), (10, 17360000002), (20, 8680000001)]