143689820

素因数分解:

$2^2\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{5099}}^1$

素因数の和:6517

約数の個数: 24

約数和(自身を含む): 302022000

約数和(自身を除く): 158332180

約数列:

[1, 2, 4, 5, 10, 20, 1409, 2818, 5099, 5636, 7045, 10198, 14090, 20396, 25495, 28180, 50990, 101980, 7184491, 14368982, 28737964, 35922455, 71844910, 143689820]

約数ペア:

[(1, 143689820), (2, 71844910), (4, 35922455), (5, 28737964), (10, 14368982), (20, 7184491), (1409, 101980), (2818, 50990), (5099, 28180), (5636, 25495), (7045, 20396), (10198, 14090)]