20164091080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{72014611}}^1$

素因数の和:72014629

約数の個数: 32

約数和(自身を含む): 51850520640

約数和(自身を除く): 31686429560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 72014611, 144029222, 288058444, 360073055, 504102277, 576116888, 720146110, 1008204554, 1440292220, 2016409108, 2520511385, 2880584440, 4032818216, 5041022770, 10082045540, 20164091080]

約数ペア:

[(1, 20164091080), (2, 10082045540), (4, 5041022770), (5, 4032818216), (7, 2880584440), (8, 2520511385), (10, 2016409108), (14, 1440292220), (20, 1008204554), (28, 720146110), (35, 576116888), (40, 504102277), (56, 360073055), (70, 288058444), (140, 144029222), (280, 72014611)]