20228580680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6567721}}^1$

素因数の和:6567750

約数の個数: 64

約数和(自身を含む): 56745118080

約数和(自身を除く): 36516537400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 6567721, 13135442, 26270884, 32838605, 45974047, 52541768, 65677210, 72244931, 91948094, 131354420, 144489862, 183896188, 229870235, 262708840, 288979724, 361224655, 367792376, 459740470, 505714517, 577959448, 722449310, 919480940, 1011429034, 1444898620, 1838961880, 2022858068, 2528572585, 2889797240, 4045716136, 5057145170, 10114290340, 20228580680]

約数ペア:

[(1, 20228580680), (2, 10114290340), (4, 5057145170), (5, 4045716136), (7, 2889797240), (8, 2528572585), (10, 2022858068), (11, 1838961880), (14, 1444898620), (20, 1011429034), (22, 919480940), (28, 722449310), (35, 577959448), (40, 505714517), (44, 459740470), (55, 367792376), (56, 361224655), (70, 288979724), (77, 262708840), (88, 229870235), (110, 183896188), (140, 144489862), (154, 131354420), (220, 91948094), (280, 72244931), (308, 65677210), (385, 52541768), (440, 45974047), (616, 32838605), (770, 26270884), (1540, 13135442), (3080, 6567721)]