2537680

素因数分解:

$2^4\times 5^1\times {\mathrm{31721}}^1$

素因数の和:31734

約数の個数: 20

約数和(自身を含む): 5900292

約数和(自身を除く): 3362612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 31721, 63442, 126884, 158605, 253768, 317210, 507536, 634420, 1268840, 2537680]

約数ペア:

[(1, 2537680), (2, 1268840), (4, 634420), (5, 507536), (8, 317210), (10, 253768), (16, 158605), (20, 126884), (40, 63442), (80, 31721)]