189576460

素因数分解:

$2^2\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{8867}}^1$

素因数の和:9945

約数の個数: 24

約数和(自身を含む): 398527920

約数和(自身を除く): 208951460

約数列:

[1, 2, 4, 5, 10, 20, 1069, 2138, 4276, 5345, 8867, 10690, 17734, 21380, 35468, 44335, 88670, 177340, 9478823, 18957646, 37915292, 47394115, 94788230, 189576460]

約数ペア:

[(1, 189576460), (2, 94788230), (4, 47394115), (5, 37915292), (10, 18957646), (20, 9478823), (1069, 177340), (2138, 88670), (4276, 44335), (5345, 35468), (8867, 21380), (10690, 17734)]