20162906840

素因数分解:

$2^3\times 5^1\times {\mathrm{504072671}}^1$

素因数の和:504072682

約数の個数: 16

約数和(自身を含む): 45366540480

約数和(自身を除く): 25203633640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504072671, 1008145342, 2016290684, 2520363355, 4032581368, 5040726710, 10081453420, 20162906840]

約数ペア:

[(1, 20162906840), (2, 10081453420), (4, 5040726710), (5, 4032581368), (8, 2520363355), (10, 2016290684), (20, 1008145342), (40, 504072671)]