857184560

素因数分解:

$2^4\times 5^1\times {\mathrm{10714807}}^1$

素因数の和:10714820

約数の個数: 20

約数和(自身を含む): 1992954288

約数和(自身を除く): 1135769728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10714807, 21429614, 42859228, 53574035, 85718456, 107148070, 171436912, 214296140, 428592280, 857184560]

約数ペア:

[(1, 857184560), (2, 428592280), (4, 214296140), (5, 171436912), (8, 107148070), (10, 85718456), (16, 53574035), (20, 42859228), (40, 21429614), (80, 10714807)]