16132880

素因数分解:

$2^4\times 5^1\times {\mathrm{201661}}^1$

素因数の和:201674

約数の個数: 20

約数和(自身を含む): 37509132

約数和(自身を除く): 21376252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 201661, 403322, 806644, 1008305, 1613288, 2016610, 3226576, 4033220, 8066440, 16132880]

約数ペア:

[(1, 16132880), (2, 8066440), (4, 4033220), (5, 3226576), (8, 2016610), (10, 1613288), (16, 1008305), (20, 806644), (40, 403322), (80, 201661)]