210008380

素因数分解:

$2^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{12697}}^1$

素因数の和:13533

約数の個数: 24

約数和(自身を含む): 441585648

約数和(自身を除く): 231577268

約数列:

[1, 2, 4, 5, 10, 20, 827, 1654, 3308, 4135, 8270, 12697, 16540, 25394, 50788, 63485, 126970, 253940, 10500419, 21000838, 42001676, 52502095, 105004190, 210008380]

約数ペア:

[(1, 210008380), (2, 105004190), (4, 52502095), (5, 42001676), (10, 21000838), (20, 10500419), (827, 253940), (1654, 126970), (3308, 63485), (4135, 50788), (8270, 25394), (12697, 16540)]