40547984

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{9421}}^1$

素因数の和:9698

約数の個数: 20

約数和(自身を含む): 78862140

約数和(自身を除く): 38314156

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 9421, 18842, 37684, 75368, 150736, 2534249, 5068498, 10136996, 20273992, 40547984]

約数ペア:

[(1, 40547984), (2, 20273992), (4, 10136996), (8, 5068498), (16, 2534249), (269, 150736), (538, 75368), (1076, 37684), (2152, 18842), (4304, 9421)]