2901920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{2591}}^1$

素因数の和:2613

約数の個数: 48

約数和(自身を含む): 7838208

約数和(自身を除く): 4936288

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, 2591, 5182, 10364, 12955, 18137, 20728, 25910, 36274, 41456, 51820, 72548, 82912, 90685, 103640, 145096, 181370, 207280, 290192, 362740, 414560, 580384, 725480, 1450960, 2901920]

約数ペア:

[(1, 2901920), (2, 1450960), (4, 725480), (5, 580384), (7, 414560), (8, 362740), (10, 290192), (14, 207280), (16, 181370), (20, 145096), (28, 103640), (32, 90685), (35, 82912), (40, 72548), (56, 51820), (70, 41456), (80, 36274), (112, 25910), (140, 20728), (160, 18137), (224, 12955), (280, 10364), (560, 5182), (1120, 2591)]