40478516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{2503}}^1$

素因数の和:2831

約数の個数: 24

約数和(自身を含む): 76562304

約数和(自身を除く): 36083788

約数列:

[1, 2, 4, 13, 26, 52, 311, 622, 1244, 2503, 4043, 5006, 8086, 10012, 16172, 32539, 65078, 130156, 778433, 1556866, 3113732, 10119629, 20239258, 40478516]

約数ペア:

[(1, 40478516), (2, 20239258), (4, 10119629), (13, 3113732), (26, 1556866), (52, 778433), (311, 130156), (622, 65078), (1244, 32539), (2503, 16172), (4043, 10012), (5006, 8086)]