1023640120

素因数分解:

$2^3\times 5^1\times {\mathrm{25591003}}^1$

素因数の和:25591014

約数の個数: 16

約数和(自身を含む): 2303190360

約数和(自身を除く): 1279550240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 25591003, 51182006, 102364012, 127955015, 204728024, 255910030, 511820060, 1023640120]

約数ペア:

[(1, 1023640120), (2, 511820060), (4, 255910030), (5, 204728024), (8, 127955015), (10, 102364012), (20, 51182006), (40, 25591003)]