16187480

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3929}}^1$

素因数の和:4043

約数の個数: 32

約数和(自身を含む): 36784800

約数和(自身を除く): 20597320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3929, 4120, 7858, 15716, 19645, 31432, 39290, 78580, 157160, 404687, 809374, 1618748, 2023435, 3237496, 4046870, 8093740, 16187480]

約数ペア:

[(1, 16187480), (2, 8093740), (4, 4046870), (5, 3237496), (8, 2023435), (10, 1618748), (20, 809374), (40, 404687), (103, 157160), (206, 78580), (412, 39290), (515, 31432), (824, 19645), (1030, 15716), (2060, 7858), (3929, 4120)]