28569380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{204067}}^1$

素因数の和:204083

約数の個数: 24

約数和(自身を含む): 68566848

約数和(自身を除く): 39997468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 204067, 408134, 816268, 1020335, 1428469, 2040670, 2856938, 4081340, 5713876, 7142345, 14284690, 28569380]

約数ペア:

[(1, 28569380), (2, 14284690), (4, 7142345), (5, 5713876), (7, 4081340), (10, 2856938), (14, 2040670), (20, 1428469), (28, 1020335), (35, 816268), (70, 408134), (140, 204067)]