140769104

素因数分解:

$2^4\times 7^1\times {\mathrm{1256867}}^1$

素因数の和:1256882

約数の個数: 20

約数和(自身を含む): 311703264

約数和(自身を除く): 170934160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1256867, 2513734, 5027468, 8798069, 10054936, 17596138, 20109872, 35192276, 70384552, 140769104]

約数ペア:

[(1, 140769104), (2, 70384552), (4, 35192276), (7, 20109872), (8, 17596138), (14, 10054936), (16, 8798069), (28, 5027468), (56, 2513734), (112, 1256867)]