217500410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1144739}}^1$

素因数の和:1144765

約数の個数: 16

約数和(自身を含む): 412106400

約数和(自身を除く): 194605990

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1144739, 2289478, 5723695, 11447390, 21750041, 43500082, 108750205, 217500410]

約数ペア:

[(1, 217500410), (2, 108750205), (5, 43500082), (10, 21750041), (19, 11447390), (38, 5723695), (95, 2289478), (190, 1144739)]