168694220

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{17609}}^1$

素因数の和:18097

約数の個数: 24

約数和(自身を含む): 355017600

約数和(自身を除く): 186323380

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 4790, 9580, 17609, 35218, 70436, 88045, 176090, 352180, 8434711, 16869422, 33738844, 42173555, 84347110, 168694220]

約数ペア:

[(1, 168694220), (2, 84347110), (4, 42173555), (5, 33738844), (10, 16869422), (20, 8434711), (479, 352180), (958, 176090), (1916, 88045), (2395, 70436), (4790, 35218), (9580, 17609)]