40045418

素因数分解:

$2^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{4421}}^1$

素因数の和:5077

約数の個数: 16

約数和(自身を含む): 68770944

約数和(自身を除く): 28725526

約数列:

[1, 2, 7, 14, 647, 1294, 4421, 4529, 8842, 9058, 30947, 61894, 2860387, 5720774, 20022709, 40045418]

約数ペア:

[(1, 40045418), (2, 20022709), (7, 5720774), (14, 2860387), (647, 61894), (1294, 30947), (4421, 9058), (4529, 8842)]