208156660

素因数分解:

$2^2\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{9791}}^1$

素因数の和:10863

約数の個数: 24

約数和(自身を含む): 437584896

約数和(自身を除く): 229428236

約数列:

[1, 2, 4, 5, 10, 20, 1063, 2126, 4252, 5315, 9791, 10630, 19582, 21260, 39164, 48955, 97910, 195820, 10407833, 20815666, 41631332, 52039165, 104078330, 208156660]

約数ペア:

[(1, 208156660), (2, 104078330), (4, 52039165), (5, 41631332), (10, 20815666), (20, 10407833), (1063, 195820), (2126, 97910), (4252, 48955), (5315, 39164), (9791, 21260), (10630, 19582)]