4080337640

素因数分解:

$2^3\times 5^1\times {\mathrm{102008441}}^1$

素因数の和:102008452

約数の個数: 16

約数和(自身を含む): 9180759780

約数和(自身を除く): 5100422140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 102008441, 204016882, 408033764, 510042205, 816067528, 1020084410, 2040168820, 4080337640]

約数ペア:

[(1, 4080337640), (2, 2040168820), (4, 1020084410), (5, 816067528), (8, 510042205), (10, 408033764), (20, 204016882), (40, 102008441)]