4217820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{70297}}^1$

素因数の和:70309

約数の個数: 24

約数和(自身を含む): 11810064

約数和(自身を除く): 7592244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 70297, 140594, 210891, 281188, 351485, 421782, 702970, 843564, 1054455, 1405940, 2108910, 4217820]

約数ペア:

[(1, 4217820), (2, 2108910), (3, 1405940), (4, 1054455), (5, 843564), (6, 702970), (10, 421782), (12, 351485), (15, 281188), (20, 210891), (30, 140594), (60, 70297)]