2005024240

素因数分解:

$2^4\times 5^1\times {\mathrm{25062803}}^1$

素因数の和:25062816

約数の個数: 20

約数和(自身を含む): 4661681544

約数和(自身を除く): 2656657304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25062803, 50125606, 100251212, 125314015, 200502424, 250628030, 401004848, 501256060, 1002512120, 2005024240]

約数ペア:

[(1, 2005024240), (2, 1002512120), (4, 501256060), (5, 401004848), (8, 250628030), (10, 200502424), (16, 125314015), (20, 100251212), (40, 50125606), (80, 25062803)]