40972784

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{30853}}^1$

素因数の和:30944

約数の個数: 20

約数和(自身を含む): 80343816

約数和(自身を除く): 39371032

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 30853, 61706, 123412, 246824, 493648, 2560799, 5121598, 10243196, 20486392, 40972784]

約数ペア:

[(1, 40972784), (2, 20486392), (4, 10243196), (8, 5121598), (16, 2560799), (83, 493648), (166, 246824), (332, 123412), (664, 61706), (1328, 30853)]