133681660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{954869}}^1$

素因数の和:954885

約数の個数: 24

約数和(自身を含む): 320836320

約数和(自身を除く): 187154660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 954869, 1909738, 3819476, 4774345, 6684083, 9548690, 13368166, 19097380, 26736332, 33420415, 66840830, 133681660]

約数ペア:

[(1, 133681660), (2, 66840830), (4, 33420415), (5, 26736332), (7, 19097380), (10, 13368166), (14, 9548690), (20, 6684083), (28, 4774345), (35, 3819476), (70, 1909738), (140, 954869)]