86860120

素因数分解:

$2^3\times 5^1\times {\mathrm{2171503}}^1$

素因数の和:2171514

約数の個数: 16

約数和(自身を含む): 195435360

約数和(自身を除く): 108575240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2171503, 4343006, 8686012, 10857515, 17372024, 21715030, 43430060, 86860120]

約数ペア:

[(1, 86860120), (2, 43430060), (4, 21715030), (5, 17372024), (8, 10857515), (10, 8686012), (20, 4343006), (40, 2171503)]