84860120

素因数分解:

$2^3\times 5^1\times {\mathrm{2121503}}^1$

素因数の和:2121514

約数の個数: 16

約数和(自身を含む): 190935360

約数和(自身を除く): 106075240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2121503, 4243006, 8486012, 10607515, 16972024, 21215030, 42430060, 84860120]

約数ペア:

[(1, 84860120), (2, 42430060), (4, 21215030), (5, 16972024), (8, 10607515), (10, 8486012), (20, 4243006), (40, 2121503)]