12706160

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2237}}^1$

素因数の和:2321

約数の個数: 40

約数和(自身を含む): 29971296

約数和(自身を除く): 17265136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2237, 2840, 4474, 5680, 8948, 11185, 17896, 22370, 35792, 44740, 89480, 158827, 178960, 317654, 635308, 794135, 1270616, 1588270, 2541232, 3176540, 6353080, 12706160]

約数ペア:

[(1, 12706160), (2, 6353080), (4, 3176540), (5, 2541232), (8, 1588270), (10, 1270616), (16, 794135), (20, 635308), (40, 317654), (71, 178960), (80, 158827), (142, 89480), (284, 44740), (355, 35792), (568, 22370), (710, 17896), (1136, 11185), (1420, 8948), (2237, 5680), (2840, 4474)]