16291460

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1259}}^1$

素因数の和:1915

約数の個数: 24

約数和(自身を含む): 34292160

約数和(自身を除く): 18000700

約数列:

[1, 2, 4, 5, 10, 20, 647, 1259, 1294, 2518, 2588, 3235, 5036, 6295, 6470, 12590, 12940, 25180, 814573, 1629146, 3258292, 4072865, 8145730, 16291460]

約数ペア:

[(1, 16291460), (2, 8145730), (4, 4072865), (5, 3258292), (10, 1629146), (20, 814573), (647, 25180), (1259, 12940), (1294, 12590), (2518, 6470), (2588, 6295), (3235, 5036)]