28256620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{201833}}^1$

素因数の和:201849

約数の個数: 24

約数和(自身を含む): 67816224

約数和(自身を除く): 39559604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 201833, 403666, 807332, 1009165, 1412831, 2018330, 2825662, 4036660, 5651324, 7064155, 14128310, 28256620]

約数ペア:

[(1, 28256620), (2, 14128310), (4, 7064155), (5, 5651324), (7, 4036660), (10, 2825662), (14, 2018330), (20, 1412831), (28, 1009165), (35, 807332), (70, 403666), (140, 201833)]