2690408080

素因数分解:

$2^4\times 5^1\times {\mathrm{33630101}}^1$

素因数の和:33630114

約数の個数: 20

約数和(自身を含む): 6255198972

約数和(自身を除く): 3564790892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 33630101, 67260202, 134520404, 168150505, 269040808, 336301010, 538081616, 672602020, 1345204040, 2690408080]

約数ペア:

[(1, 2690408080), (2, 1345204040), (4, 672602020), (5, 538081616), (8, 336301010), (10, 269040808), (16, 168150505), (20, 134520404), (40, 67260202), (80, 33630101)]