209570620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{3733}}^1$

素因数の和:4150

約数の個数: 48

約数和(自身を含む): 504358848

約数和(自身を除く): 294788228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 802, 1604, 2005, 2807, 3733, 4010, 5614, 7466, 8020, 11228, 14035, 14932, 18665, 26131, 28070, 37330, 52262, 56140, 74660, 104524, 130655, 261310, 522620, 1496933, 2993866, 5987732, 7484665, 10478531, 14969330, 20957062, 29938660, 41914124, 52392655, 104785310, 209570620]

約数ペア:

[(1, 209570620), (2, 104785310), (4, 52392655), (5, 41914124), (7, 29938660), (10, 20957062), (14, 14969330), (20, 10478531), (28, 7484665), (35, 5987732), (70, 2993866), (140, 1496933), (401, 522620), (802, 261310), (1604, 130655), (2005, 104524), (2807, 74660), (3733, 56140), (4010, 52262), (5614, 37330), (7466, 28070), (8020, 26131), (11228, 18665), (14035, 14932)]