2019924560

素因数分解:

$2^4\times 5^1\times {\mathrm{2063}}^1\times {\mathrm{12239}}^1$

素因数の和:14315

約数の個数: 40

約数和(自身を含む): 4698984960

約数和(自身を除く): 2679060400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2063, 4126, 8252, 10315, 12239, 16504, 20630, 24478, 33008, 41260, 48956, 61195, 82520, 97912, 122390, 165040, 195824, 244780, 489560, 979120, 25249057, 50498114, 100996228, 126245285, 201992456, 252490570, 403984912, 504981140, 1009962280, 2019924560]

約数ペア:

[(1, 2019924560), (2, 1009962280), (4, 504981140), (5, 403984912), (8, 252490570), (10, 201992456), (16, 126245285), (20, 100996228), (40, 50498114), (80, 25249057), (2063, 979120), (4126, 489560), (8252, 244780), (10315, 195824), (12239, 165040), (16504, 122390), (20630, 97912), (24478, 82520), (33008, 61195), (41260, 48956)]