208070860

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{12641}}^1$

素因数の和:13473

約数の個数: 24

約数和(自身を含む): 437514336

約数和(自身を除く): 229443476

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 8230, 12641, 16460, 25282, 50564, 63205, 126410, 252820, 10403543, 20807086, 41614172, 52017715, 104035430, 208070860]

約数ペア:

[(1, 208070860), (2, 104035430), (4, 52017715), (5, 41614172), (10, 20807086), (20, 10403543), (823, 252820), (1646, 126410), (3292, 63205), (4115, 50564), (8230, 25282), (12641, 16460)]