1236707780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{803057}}^1$

素因数の和:803084

約数の個数: 48

約数和(自身を含む): 3237929856

約数和(自身を除く): 2001222076

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 803057, 1606114, 3212228, 4015285, 5621399, 8030570, 8833627, 11242798, 16061140, 17667254, 22485596, 28106995, 35334508, 44168135, 56213990, 61835389, 88336270, 112427980, 123670778, 176672540, 247341556, 309176945, 618353890, 1236707780]

約数ペア:

[(1, 1236707780), (2, 618353890), (4, 309176945), (5, 247341556), (7, 176672540), (10, 123670778), (11, 112427980), (14, 88336270), (20, 61835389), (22, 56213990), (28, 44168135), (35, 35334508), (44, 28106995), (55, 22485596), (70, 17667254), (77, 16061140), (110, 11242798), (140, 8833627), (154, 8030570), (220, 5621399), (308, 4015285), (385, 3212228), (770, 1606114), (1540, 803057)]