20161632760

素因数分解:

$2^3\times 5^1\times {\mathrm{504040819}}^1$

素因数の和:504040830

約数の個数: 16

約数和(自身を含む): 45363673800

約数和(自身を除く): 25202041040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504040819, 1008081638, 2016163276, 2520204095, 4032326552, 5040408190, 10080816380, 20161632760]

約数ペア:

[(1, 20161632760), (2, 10080816380), (4, 5040408190), (5, 4032326552), (8, 2520204095), (10, 2016163276), (20, 1008081638), (40, 504040819)]