8891020

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4583}}^1$

素因数の和:4689

約数の個数: 24

約数和(自身を含む): 18867744

約数和(自身を除く): 9976724

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 4583, 9166, 18332, 22915, 45830, 91660, 444551, 889102, 1778204, 2222755, 4445510, 8891020]

約数ペア:

[(1, 8891020), (2, 4445510), (4, 2222755), (5, 1778204), (10, 889102), (20, 444551), (97, 91660), (194, 45830), (388, 22915), (485, 18332), (970, 9166), (1940, 4583)]