34459220

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2663}}^1$

素因数の和:3319

約数の個数: 24

約数和(自身を含む): 72503424

約数和(自身を除く): 38044204

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 2663, 3235, 5326, 6470, 10652, 12940, 13315, 26630, 53260, 1722961, 3445922, 6891844, 8614805, 17229610, 34459220]

約数ペア:

[(1, 34459220), (2, 17229610), (4, 8614805), (5, 6891844), (10, 3445922), (20, 1722961), (647, 53260), (1294, 26630), (2588, 13315), (2663, 12940), (3235, 10652), (5326, 6470)]