88671020

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{10531}}^1$

素因数の和:10961

約数の個数: 24

約数和(自身を含む): 186669168

約数和(自身を除く): 97998148

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 10531, 21062, 42124, 52655, 105310, 210620, 4433551, 8867102, 17734204, 22167755, 44335510, 88671020]

約数ペア:

[(1, 88671020), (2, 44335510), (4, 22167755), (5, 17734204), (10, 8867102), (20, 4433551), (421, 210620), (842, 105310), (1684, 52655), (2105, 42124), (4210, 21062), (8420, 10531)]