80493877160

素因数分解:

$2^3\times 5^1\times {\mathrm{2012346929}}^1$

素因数の和:2012346940

約数の個数: 16

約数和(自身を含む): 181111223700

約数和(自身を除く): 100617346540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2012346929, 4024693858, 8049387716, 10061734645, 16098775432, 20123469290, 40246938580, 80493877160]

約数ペア:

[(1, 80493877160), (2, 40246938580), (4, 20123469290), (5, 16098775432), (8, 10061734645), (10, 8049387716), (20, 4024693858), (40, 2012346929)]