796657690

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1\times {\mathrm{2039}}^1$

素因数の和:2574

約数の個数: 32

約数和(自身を含む): 1454112000

約数和(自身を除く): 657454310

約数列:

[1, 2, 5, 10, 89, 178, 439, 445, 878, 890, 2039, 2195, 4078, 4390, 10195, 20390, 39071, 78142, 181471, 195355, 362942, 390710, 895121, 907355, 1790242, 1814710, 4475605, 8951210, 79665769, 159331538, 398328845, 796657690]

約数ペア:

[(1, 796657690), (2, 398328845), (5, 159331538), (10, 79665769), (89, 8951210), (178, 4475605), (439, 1814710), (445, 1790242), (878, 907355), (890, 895121), (2039, 390710), (2195, 362942), (4078, 195355), (4390, 181471), (10195, 78142), (20390, 39071)]