40540496

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{7993}}^1$

素因数の和:8318

約数の個数: 20

約数和(自身を含む): 78804852

約数和(自身を除く): 38264356

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 7993, 15986, 31972, 63944, 127888, 2533781, 5067562, 10135124, 20270248, 40540496]

約数ペア:

[(1, 40540496), (2, 20270248), (4, 10135124), (8, 5067562), (16, 2533781), (317, 127888), (634, 63944), (1268, 31972), (2536, 15986), (5072, 7993)]