85915420

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{9697}}^1$

素因数の和:10149

約数の個数: 24

約数和(自身を含む): 180848304

約数和(自身を除く): 94932884

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8860, 9697, 19394, 38788, 48485, 96970, 193940, 4295771, 8591542, 17183084, 21478855, 42957710, 85915420]

約数ペア:

[(1, 85915420), (2, 42957710), (4, 21478855), (5, 17183084), (10, 8591542), (20, 4295771), (443, 193940), (886, 96970), (1772, 48485), (2215, 38788), (4430, 19394), (8860, 9697)]