185986780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1328477}}^1$

素因数の和:1328493

約数の個数: 24

約数和(自身を含む): 446368608

約数和(自身を除く): 260381828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1328477, 2656954, 5313908, 6642385, 9299339, 13284770, 18598678, 26569540, 37197356, 46496695, 92993390, 185986780]

約数ペア:

[(1, 185986780), (2, 92993390), (4, 46496695), (5, 37197356), (7, 26569540), (10, 18598678), (14, 13284770), (20, 9299339), (28, 6642385), (35, 5313908), (70, 2656954), (140, 1328477)]