210005740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1500041}}^1$

素因数の和:1500057

約数の個数: 24

約数和(自身を含む): 504014112

約数和(自身を除く): 294008372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1500041, 3000082, 6000164, 7500205, 10500287, 15000410, 21000574, 30000820, 42001148, 52501435, 105002870, 210005740]

約数ペア:

[(1, 210005740), (2, 105002870), (4, 52501435), (5, 42001148), (7, 30000820), (10, 21000574), (14, 15000410), (20, 10500287), (28, 7500205), (35, 6000164), (70, 3000082), (140, 1500041)]