15447680

素因数分解:

$2^7\times 5^1\times {\mathrm{24137}}^1$

素因数の和:24156

約数の個数: 32

約数和(自身を含む): 36931140

約数和(自身を除く): 21483460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 24137, 48274, 96548, 120685, 193096, 241370, 386192, 482740, 772384, 965480, 1544768, 1930960, 3089536, 3861920, 7723840, 15447680]

約数ペア:

[(1, 15447680), (2, 7723840), (4, 3861920), (5, 3089536), (8, 1930960), (10, 1544768), (16, 965480), (20, 772384), (32, 482740), (40, 386192), (64, 241370), (80, 193096), (128, 120685), (160, 96548), (320, 48274), (640, 24137)]