28985020

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{3347}}^1$

素因数の和:3789

約数の個数: 24

約数和(自身を含む): 61027344

約数和(自身を除く): 32042324

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 3347, 4330, 6694, 8660, 13388, 16735, 33470, 66940, 1449251, 2898502, 5797004, 7246255, 14492510, 28985020]

約数ペア:

[(1, 28985020), (2, 14492510), (4, 7246255), (5, 5797004), (10, 2898502), (20, 1449251), (433, 66940), (866, 33470), (1732, 16735), (2165, 13388), (3347, 8660), (4330, 6694)]