213367240

素因数分解:

$2^3\times 5^1\times {\mathrm{5334181}}^1$

素因数の和:5334192

約数の個数: 16

約数和(自身を含む): 480076380

約数和(自身を除く): 266709140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5334181, 10668362, 21336724, 26670905, 42673448, 53341810, 106683620, 213367240]

約数ペア:

[(1, 213367240), (2, 106683620), (4, 53341810), (5, 42673448), (8, 26670905), (10, 21336724), (20, 10668362), (40, 5334181)]