22454480

素因数分解:

$2^4\times 5^1\times {\mathrm{280681}}^1$

素因数の和:280694

約数の個数: 20

約数和(自身を含む): 52206852

約数和(自身を除く): 29752372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 280681, 561362, 1122724, 1403405, 2245448, 2806810, 4490896, 5613620, 11227240, 22454480]

約数ペア:

[(1, 22454480), (2, 11227240), (4, 5613620), (5, 4490896), (8, 2806810), (10, 2245448), (16, 1403405), (20, 1122724), (40, 561362), (80, 280681)]