26260180

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1619}}^1$

素因数の和:2439

約数の個数: 24

約数和(自身を含む): 55248480

約数和(自身を除く): 28988300

約数列:

[1, 2, 4, 5, 10, 20, 811, 1619, 1622, 3238, 3244, 4055, 6476, 8095, 8110, 16190, 16220, 32380, 1313009, 2626018, 5252036, 6565045, 13130090, 26260180]

約数ペア:

[(1, 26260180), (2, 13130090), (4, 6565045), (5, 5252036), (10, 2626018), (20, 1313009), (811, 32380), (1619, 16220), (1622, 16190), (3238, 8110), (3244, 8095), (4055, 6476)]