210317820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3505297}}^1$

素因数の和:3505309

約数の個数: 24

約数和(自身を含む): 588890064

約数和(自身を除く): 378572244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3505297, 7010594, 10515891, 14021188, 17526485, 21031782, 35052970, 42063564, 52579455, 70105940, 105158910, 210317820]

約数ペア:

[(1, 210317820), (2, 105158910), (3, 70105940), (4, 52579455), (5, 42063564), (6, 35052970), (10, 21031782), (12, 17526485), (15, 14021188), (20, 10515891), (30, 7010594), (60, 3505297)]