189941920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{169591}}^1$

素因数の和:169613

約数の個数: 48

約数和(自身を含む): 512846208

約数和(自身を除く): 322904288

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, 1120, 169591, 339182, 678364, 847955, 1187137, 1356728, 1695910, 2374274, 2713456, 3391820, 4748548, 5426912, 5935685, 6783640, 9497096, 11871370, 13567280, 18994192, 23742740, 27134560, 37988384, 47485480, 94970960, 189941920]

約数ペア:

[(1, 189941920), (2, 94970960), (4, 47485480), (5, 37988384), (7, 27134560), (8, 23742740), (10, 18994192), (14, 13567280), (16, 11871370), (20, 9497096), (28, 6783640), (32, 5935685), (35, 5426912), (40, 4748548), (56, 3391820), (70, 2713456), (80, 2374274), (112, 1695910), (140, 1356728), (160, 1187137), (224, 847955), (280, 678364), (560, 339182), (1120, 169591)]