17680120

素因数分解:

$2^3\times 5^1\times {\mathrm{442003}}^1$

素因数の和:442014

約数の個数: 16

約数和(自身を含む): 39780360

約数和(自身を除く): 22100240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 442003, 884006, 1768012, 2210015, 3536024, 4420030, 8840060, 17680120]

約数ペア:

[(1, 17680120), (2, 8840060), (4, 4420030), (5, 3536024), (8, 2210015), (10, 1768012), (20, 884006), (40, 442003)]