1027280

素因数分解:

$2^4\times 5^1\times {\mathrm{12841}}^1$

素因数の和:12854

約数の個数: 20

約数和(自身を含む): 2388612

約数和(自身を除く): 1361332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12841, 25682, 51364, 64205, 102728, 128410, 205456, 256820, 513640, 1027280]

約数ペア:

[(1, 1027280), (2, 513640), (4, 256820), (5, 205456), (8, 128410), (10, 102728), (16, 64205), (20, 51364), (40, 25682), (80, 12841)]