285417280

素因数分解:

$2^6\times 5^1\times {\mathrm{891929}}^1$

素因数の和:891946

約数の個数: 28

約数和(自身を含む): 679650660

約数和(自身を除く): 394233380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 891929, 1783858, 3567716, 4459645, 7135432, 8919290, 14270864, 17838580, 28541728, 35677160, 57083456, 71354320, 142708640, 285417280]

約数ペア:

[(1, 285417280), (2, 142708640), (4, 71354320), (5, 57083456), (8, 35677160), (10, 28541728), (16, 17838580), (20, 14270864), (32, 8919290), (40, 7135432), (64, 4459645), (80, 3567716), (160, 1783858), (320, 891929)]