40397554

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{8863}}^1$

素因数の和:8961

約数の個数: 16

約数和(自身を含む): 63182592

約数和(自身を除く): 22785038

約数列:

[1, 2, 43, 53, 86, 106, 2279, 4558, 8863, 17726, 381109, 469739, 762218, 939478, 20198777, 40397554]

約数ペア:

[(1, 40397554), (2, 20198777), (43, 939478), (53, 762218), (86, 469739), (106, 381109), (2279, 17726), (4558, 8863)]