680804912

素因数分解:

$2^4\times {\mathrm{4337}}^1\times {\mathrm{9811}}^1$

素因数の和:14156

約数の個数: 20

約数和(自身を含む): 1319498136

約数和(自身を除く): 638693224

約数列:

[1, 2, 4, 8, 16, 4337, 8674, 9811, 17348, 19622, 34696, 39244, 69392, 78488, 156976, 42550307, 85100614, 170201228, 340402456, 680804912]

約数ペア:

[(1, 680804912), (2, 340402456), (4, 170201228), (8, 85100614), (16, 42550307), (4337, 156976), (8674, 78488), (9811, 69392), (17348, 39244), (19622, 34696)]