84520120

素因数分解:

$2^3\times 5^1\times {\mathrm{2113003}}^1$

素因数の和:2113014

約数の個数: 16

約数和(自身を含む): 190170360

約数和(自身を除く): 105650240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2113003, 4226006, 8452012, 10565015, 16904024, 21130030, 42260060, 84520120]

約数ペア:

[(1, 84520120), (2, 42260060), (4, 21130030), (5, 16904024), (8, 10565015), (10, 8452012), (20, 4226006), (40, 2113003)]