2108100820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15057863}}^1$

素因数の和:15057879

約数の個数: 24

約数和(自身を含む): 5059442304

約数和(自身を除く): 2951341484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15057863, 30115726, 60231452, 75289315, 105405041, 150578630, 210810082, 301157260, 421620164, 527025205, 1054050410, 2108100820]

約数ペア:

[(1, 2108100820), (2, 1054050410), (4, 527025205), (5, 421620164), (7, 301157260), (10, 210810082), (14, 150578630), (20, 105405041), (28, 75289315), (35, 60231452), (70, 30115726), (140, 15057863)]