16164520

素因数分解:

$2^3\times 5^1\times {\mathrm{404113}}^1$

素因数の和:404124

約数の個数: 16

約数和(自身を含む): 36370260

約数和(自身を除く): 20205740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 404113, 808226, 1616452, 2020565, 3232904, 4041130, 8082260, 16164520]

約数ペア:

[(1, 16164520), (2, 8082260), (4, 4041130), (5, 3232904), (8, 2020565), (10, 1616452), (20, 808226), (40, 404113)]