82904560

素因数分解:

$2^4\times 5^1\times {\mathrm{1036307}}^1$

素因数の和:1036320

約数の個数: 20

約数和(自身を含む): 192753288

約数和(自身を除く): 109848728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1036307, 2072614, 4145228, 5181535, 8290456, 10363070, 16580912, 20726140, 41452280, 82904560]

約数ペア:

[(1, 82904560), (2, 41452280), (4, 20726140), (5, 16580912), (8, 10363070), (10, 8290456), (16, 5181535), (20, 4145228), (40, 2072614), (80, 1036307)]