390066880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{174137}}^1$

素因数の和:174161

約数の個数: 56

約数和(自身を含む): 1061545248

約数和(自身を除く): 671478368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 174137, 348274, 696548, 870685, 1218959, 1393096, 1741370, 2437918, 2786192, 3482740, 4875836, 5572384, 6094795, 6965480, 9751672, 11144768, 12189590, 13930960, 19503344, 24379180, 27861920, 39006688, 48758360, 55723840, 78013376, 97516720, 195033440, 390066880]

約数ペア:

[(1, 390066880), (2, 195033440), (4, 97516720), (5, 78013376), (7, 55723840), (8, 48758360), (10, 39006688), (14, 27861920), (16, 24379180), (20, 19503344), (28, 13930960), (32, 12189590), (35, 11144768), (40, 9751672), (56, 6965480), (64, 6094795), (70, 5572384), (80, 4875836), (112, 3482740), (140, 2786192), (160, 2437918), (224, 1741370), (280, 1393096), (320, 1218959), (448, 870685), (560, 696548), (1120, 348274), (2240, 174137)]