201778660

素因数分解:

$2^2\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{9491}}^1$

素因数の和:10563

約数の個数: 24

約数和(自身を含む): 424178496

約数和(自身を除く): 222399836

約数列:

[1, 2, 4, 5, 10, 20, 1063, 2126, 4252, 5315, 9491, 10630, 18982, 21260, 37964, 47455, 94910, 189820, 10088933, 20177866, 40355732, 50444665, 100889330, 201778660]

約数ペア:

[(1, 201778660), (2, 100889330), (4, 50444665), (5, 40355732), (10, 20177866), (20, 10088933), (1063, 189820), (2126, 94910), (4252, 47455), (5315, 37964), (9491, 21260), (10630, 18982)]