30882160

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5437}}^1$

素因数の和:5521

約数の個数: 40

約数和(自身を含む): 72825696

約数和(自身を除く): 41943536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5437, 5680, 10874, 21748, 27185, 43496, 54370, 86992, 108740, 217480, 386027, 434960, 772054, 1544108, 1930135, 3088216, 3860270, 6176432, 7720540, 15441080, 30882160]

約数ペア:

[(1, 30882160), (2, 15441080), (4, 7720540), (5, 6176432), (8, 3860270), (10, 3088216), (16, 1930135), (20, 1544108), (40, 772054), (71, 434960), (80, 386027), (142, 217480), (284, 108740), (355, 86992), (568, 54370), (710, 43496), (1136, 27185), (1420, 21748), (2840, 10874), (5437, 5680)]