40081574

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^2$

素因数の和:492

約数の個数: 24

約数和(自身を含む): 67136832

約数和(自身を除く): 27055258

約数列:

[1, 2, 13, 26, 31, 62, 223, 403, 446, 806, 2899, 5798, 6913, 13826, 49729, 89869, 99458, 179738, 646477, 1292954, 1541599, 3083198, 20040787, 40081574]

約数ペア:

[(1, 40081574), (2, 20040787), (13, 3083198), (26, 1541599), (31, 1292954), (62, 646477), (223, 179738), (403, 99458), (446, 89869), (806, 49729), (2899, 13826), (5798, 6913)]