40881664

素因数分解:

$2^9\times {\mathrm{79847}}^1$

素因数の和:79865

約数の個数: 20

約数和(自身を含む): 81684504

約数和(自身を除く): 40802840

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 79847, 159694, 319388, 638776, 1277552, 2555104, 5110208, 10220416, 20440832, 40881664]

約数ペア:

[(1, 40881664), (2, 20440832), (4, 10220416), (8, 5110208), (16, 2555104), (32, 1277552), (64, 638776), (128, 319388), (256, 159694), (512, 79847)]