13829680

素因数分解:

$2^4\times 5^1\times {\mathrm{172871}}^1$

素因数の和:172884

約数の個数: 20

約数和(自身を含む): 32154192

約数和(自身を除く): 18324512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 172871, 345742, 691484, 864355, 1382968, 1728710, 2765936, 3457420, 6914840, 13829680]

約数ペア:

[(1, 13829680), (2, 6914840), (4, 3457420), (5, 2765936), (8, 1728710), (10, 1382968), (16, 864355), (20, 691484), (40, 345742), (80, 172871)]