28296940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{202121}}^1$

素因数の和:202137

約数の個数: 24

約数和(自身を含む): 67912992

約数和(自身を除く): 39616052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 202121, 404242, 808484, 1010605, 1414847, 2021210, 2829694, 4042420, 5659388, 7074235, 14148470, 28296940]

約数ペア:

[(1, 28296940), (2, 14148470), (4, 7074235), (5, 5659388), (7, 4042420), (10, 2829694), (14, 2021210), (20, 1414847), (28, 1010605), (35, 808484), (70, 404242), (140, 202121)]