13498220

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1409}}^1$

素因数の和:1897

約数の個数: 24

約数和(自身を含む): 28425600

約数和(自身を除く): 14927380

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1409, 1916, 2395, 2818, 4790, 5636, 7045, 9580, 14090, 28180, 674911, 1349822, 2699644, 3374555, 6749110, 13498220]

約数ペア:

[(1, 13498220), (2, 6749110), (4, 3374555), (5, 2699644), (10, 1349822), (20, 674911), (479, 28180), (958, 14090), (1409, 9580), (1916, 7045), (2395, 5636), (2818, 4790)]