80254580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{573247}}^1$

素因数の和:573263

約数の個数: 24

約数和(自身を含む): 192611328

約数和(自身を除く): 112356748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 573247, 1146494, 2292988, 2866235, 4012729, 5732470, 8025458, 11464940, 16050916, 20063645, 40127290, 80254580]

約数ペア:

[(1, 80254580), (2, 40127290), (4, 20063645), (5, 16050916), (7, 11464940), (10, 8025458), (14, 5732470), (20, 4012729), (28, 2866235), (35, 2292988), (70, 1146494), (140, 573247)]