67420120

素因数分解:

$2^3\times 5^1\times {\mathrm{1685503}}^1$

素因数の和:1685514

約数の個数: 16

約数和(自身を含む): 151695360

約数和(自身を除く): 84275240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1685503, 3371006, 6742012, 8427515, 13484024, 16855030, 33710060, 67420120]

約数ペア:

[(1, 67420120), (2, 33710060), (4, 16855030), (5, 13484024), (8, 8427515), (10, 6742012), (20, 3371006), (40, 1685503)]