40003078

素因数分解:

$2^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:831

約数の個数: 16

約数和(自身を含む): 60681600

約数和(自身を除く): 20678522

約数列:

[1, 2, 223, 257, 349, 446, 514, 698, 57311, 77827, 89693, 114622, 155654, 179386, 20001539, 40003078]

約数ペア:

[(1, 40003078), (2, 20001539), (223, 179386), (257, 155654), (349, 114622), (446, 89693), (514, 77827), (698, 57311)]