993440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{887}}^1$

素因数の和:909

約数の個数: 48

約数和(自身を含む): 2685312

約数和(自身を除く): 1691872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 887, 1120, 1774, 3548, 4435, 6209, 7096, 8870, 12418, 14192, 17740, 24836, 28384, 31045, 35480, 49672, 62090, 70960, 99344, 124180, 141920, 198688, 248360, 496720, 993440]

約数ペア:

[(1, 993440), (2, 496720), (4, 248360), (5, 198688), (7, 141920), (8, 124180), (10, 99344), (14, 70960), (16, 62090), (20, 49672), (28, 35480), (32, 31045), (35, 28384), (40, 24836), (56, 17740), (70, 14192), (80, 12418), (112, 8870), (140, 7096), (160, 6209), (224, 4435), (280, 3548), (560, 1774), (887, 1120)]