1627840

素因数分解:

$2^6\times 5^1\times {\mathrm{5087}}^1$

素因数の和:5104

約数の個数: 28

約数和(自身を含む): 3877056

約数和(自身を除く): 2249216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 5087, 10174, 20348, 25435, 40696, 50870, 81392, 101740, 162784, 203480, 325568, 406960, 813920, 1627840]

約数ペア:

[(1, 1627840), (2, 813920), (4, 406960), (5, 325568), (8, 203480), (10, 162784), (16, 101740), (20, 81392), (32, 50870), (40, 40696), (64, 25435), (80, 20348), (160, 10174), (320, 5087)]