209759470

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{60103}}^1$

素因数の和:60459

約数の個数: 16

約数和(自身を含む): 378655200

約数和(自身を除く): 168895730

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 60103, 120206, 300515, 601030, 20975947, 41951894, 104879735, 209759470]

約数ペア:

[(1, 209759470), (2, 104879735), (5, 41951894), (10, 20975947), (349, 601030), (698, 300515), (1745, 120206), (3490, 60103)]