140763952

素因数分解:

$2^4\times 7^1\times {\mathrm{1256821}}^1$

素因数の和:1256836

約数の個数: 20

約数和(自身を含む): 311691856

約数和(自身を除く): 170927904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1256821, 2513642, 5027284, 8797747, 10054568, 17595494, 20109136, 35190988, 70381976, 140763952]

約数ペア:

[(1, 140763952), (2, 70381976), (4, 35190988), (7, 20109136), (8, 17595494), (14, 10054568), (16, 8797747), (28, 5027284), (56, 2513642), (112, 1256821)]