20163340720

素因数分解:

$2^4\times 5^1\times {\mathrm{252041759}}^1$

素因数の和:252041772

約数の個数: 20

約数和(自身を含む): 46879767360

約数和(自身を除く): 26716426640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252041759, 504083518, 1008167036, 1260208795, 2016334072, 2520417590, 4032668144, 5040835180, 10081670360, 20163340720]

約数ペア:

[(1, 20163340720), (2, 10081670360), (4, 5040835180), (5, 4032668144), (8, 2520417590), (10, 2016334072), (16, 1260208795), (20, 1008167036), (40, 504083518), (80, 252041759)]