20885820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{348097}}^1$

素因数の和:348109

約数の個数: 24

約数和(自身を含む): 58480464

約数和(自身を除く): 37594644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 348097, 696194, 1044291, 1392388, 1740485, 2088582, 3480970, 4177164, 5221455, 6961940, 10442910, 20885820]

約数ペア:

[(1, 20885820), (2, 10442910), (3, 6961940), (4, 5221455), (5, 4177164), (6, 3480970), (10, 2088582), (12, 1740485), (15, 1392388), (20, 1044291), (30, 696194), (60, 348097)]