268260760

素因数分解:

$2^3\times 5^1\times {\mathrm{6706519}}^1$

素因数の和:6706530

約数の個数: 16

約数和(自身を含む): 603586800

約数和(自身を除く): 335326040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6706519, 13413038, 26826076, 33532595, 53652152, 67065190, 134130380, 268260760]

約数ペア:

[(1, 268260760), (2, 134130380), (4, 67065190), (5, 53652152), (8, 33532595), (10, 26826076), (20, 13413038), (40, 6706519)]