5577140

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{647}}^1$

素因数の和:1087

約数の個数: 24

約数和(自身を含む): 11757312

約数和(自身を除く): 6180172

約数列:

[1, 2, 4, 5, 10, 20, 431, 647, 862, 1294, 1724, 2155, 2588, 3235, 4310, 6470, 8620, 12940, 278857, 557714, 1115428, 1394285, 2788570, 5577140]

約数ペア:

[(1, 5577140), (2, 2788570), (4, 1394285), (5, 1115428), (10, 557714), (20, 278857), (431, 12940), (647, 8620), (862, 6470), (1294, 4310), (1724, 3235), (2155, 2588)]