28667720

素因数分解:

$2^3\times 5^1\times {\mathrm{716693}}^1$

素因数の和:716704

約数の個数: 16

約数和(自身を含む): 64502460

約数和(自身を除く): 35834740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 716693, 1433386, 2866772, 3583465, 5733544, 7166930, 14333860, 28667720]

約数ペア:

[(1, 28667720), (2, 14333860), (4, 7166930), (5, 5733544), (8, 3583465), (10, 2866772), (20, 1433386), (40, 716693)]