38780900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{20411}}^1$

素因数の和:20444

約数の個数: 36

約数和(自身を含む): 88588080

約数和(自身を除く): 49807180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 20411, 40822, 81644, 102055, 204110, 387809, 408220, 510275, 775618, 1020550, 1551236, 1939045, 2041100, 3878090, 7756180, 9695225, 19390450, 38780900]

約数ペア:

[(1, 38780900), (2, 19390450), (4, 9695225), (5, 7756180), (10, 3878090), (19, 2041100), (20, 1939045), (25, 1551236), (38, 1020550), (50, 775618), (76, 510275), (95, 408220), (100, 387809), (190, 204110), (380, 102055), (475, 81644), (950, 40822), (1900, 20411)]