4454480

素因数分解:

$2^4\times 5^1\times {\mathrm{55681}}^1$

素因数の和:55694

約数の個数: 20

約数和(自身を含む): 10356852

約数和(自身を除く): 5902372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 55681, 111362, 222724, 278405, 445448, 556810, 890896, 1113620, 2227240, 4454480]

約数ペア:

[(1, 4454480), (2, 2227240), (4, 1113620), (5, 890896), (8, 556810), (10, 445448), (16, 278405), (20, 222724), (40, 111362), (80, 55681)]