2816307560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{7057}}^1$

素因数の和:7986

約数の個数: 64

約数和(自身を含む): 6921357120

約数和(自身を除く): 4105049560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 907, 1814, 3628, 4535, 7057, 7256, 9070, 9977, 14114, 18140, 19954, 28228, 35285, 36280, 39908, 49885, 56456, 70570, 77627, 79816, 99770, 141140, 155254, 199540, 282280, 310508, 388135, 399080, 621016, 776270, 1552540, 3105080, 6400699, 12801398, 25602796, 32003495, 51205592, 64006990, 70407689, 128013980, 140815378, 256027960, 281630756, 352038445, 563261512, 704076890, 1408153780, 2816307560]

約数ペア:

[(1, 2816307560), (2, 1408153780), (4, 704076890), (5, 563261512), (8, 352038445), (10, 281630756), (11, 256027960), (20, 140815378), (22, 128013980), (40, 70407689), (44, 64006990), (55, 51205592), (88, 32003495), (110, 25602796), (220, 12801398), (440, 6400699), (907, 3105080), (1814, 1552540), (3628, 776270), (4535, 621016), (7057, 399080), (7256, 388135), (9070, 310508), (9977, 282280), (14114, 199540), (18140, 155254), (19954, 141140), (28228, 99770), (35285, 79816), (36280, 77627), (39908, 70570), (49885, 56456)]