12994580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20959}}^1$

素因数の和:20999

約数の個数: 24

約数和(自身を含む): 28170240

約数和(自身を除く): 15175660

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 20959, 41918, 83836, 104795, 209590, 419180, 649729, 1299458, 2598916, 3248645, 6497290, 12994580]

約数ペア:

[(1, 12994580), (2, 6497290), (4, 3248645), (5, 2598916), (10, 1299458), (20, 649729), (31, 419180), (62, 209590), (124, 104795), (155, 83836), (310, 41918), (620, 20959)]