40478204

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{59879}}^1$

素因数の和:59909

約数の個数: 18

約数和(自身を含む): 76706280

約数和(自身を除く): 36228076

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 59879, 119758, 239516, 778427, 1556854, 3113708, 10119551, 20239102, 40478204]

約数ペア:

[(1, 40478204), (2, 20239102), (4, 10119551), (13, 3113708), (26, 1556854), (52, 778427), (169, 239516), (338, 119758), (676, 59879)]