26772860

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2069}}^1$

素因数の和:2725

約数の個数: 24

約数和(自身を含む): 56337120

約数和(自身を除く): 29564260

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2069, 2588, 3235, 4138, 6470, 8276, 10345, 12940, 20690, 41380, 1338643, 2677286, 5354572, 6693215, 13386430, 26772860]

約数ペア:

[(1, 26772860), (2, 13386430), (4, 6693215), (5, 5354572), (10, 2677286), (20, 1338643), (647, 41380), (1294, 20690), (2069, 12940), (2588, 10345), (3235, 8276), (4138, 6470)]