28507840

素因数分解:

$2^6\times 5^1\times {\mathrm{89087}}^1$

素因数の和:89104

約数の個数: 28

約数和(自身を含む): 67885056

約数和(自身を除く): 39377216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 89087, 178174, 356348, 445435, 712696, 890870, 1425392, 1781740, 2850784, 3563480, 5701568, 7126960, 14253920, 28507840]

約数ペア:

[(1, 28507840), (2, 14253920), (4, 7126960), (5, 5701568), (8, 3563480), (10, 2850784), (16, 1781740), (20, 1425392), (32, 890870), (40, 712696), (64, 445435), (80, 356348), (160, 178174), (320, 89087)]