16890070

素因数分解:

$2^1\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{1523}}^1$

素因数の和:2639

約数の個数: 16

約数和(自身を含む): 30449520

約数和(自身を除く): 13559450

約数列:

[1, 2, 5, 10, 1109, 1523, 2218, 3046, 5545, 7615, 11090, 15230, 1689007, 3378014, 8445035, 16890070]

約数ペア:

[(1, 16890070), (2, 8445035), (5, 3378014), (10, 1689007), (1109, 15230), (1523, 11090), (2218, 7615), (3046, 5545)]