28222460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{201589}}^1$

素因数の和:201605

約数の個数: 24

約数和(自身を含む): 67734240

約数和(自身を除く): 39511780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 201589, 403178, 806356, 1007945, 1411123, 2015890, 2822246, 4031780, 5644492, 7055615, 14111230, 28222460]

約数ペア:

[(1, 28222460), (2, 14111230), (4, 7055615), (5, 5644492), (7, 4031780), (10, 2822246), (14, 2015890), (20, 1411123), (28, 1007945), (35, 806356), (70, 403178), (140, 201589)]