2016203660

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{156781}}^1$

素因数の和:157433

約数の個数: 24

約数和(自身を含む): 4240639536

約数和(自身を除く): 2224435876

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 6430, 12860, 156781, 313562, 627124, 783905, 1567810, 3135620, 100810183, 201620366, 403240732, 504050915, 1008101830, 2016203660]

約数ペア:

[(1, 2016203660), (2, 1008101830), (4, 504050915), (5, 403240732), (10, 201620366), (20, 100810183), (643, 3135620), (1286, 1567810), (2572, 783905), (3215, 627124), (6430, 313562), (12860, 156781)]