1330798820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{37361}}^1$

素因数の和:37520

約数の個数: 48

約数和(自身を含む): 3031702128

約数和(自身を除く): 1700903308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 1370, 1781, 2740, 3562, 7124, 8905, 17810, 35620, 37361, 74722, 149444, 186805, 373610, 485693, 747220, 971386, 1942772, 2428465, 4856930, 5118457, 9713860, 10236914, 20473828, 25592285, 51184570, 66539941, 102369140, 133079882, 266159764, 332699705, 665399410, 1330798820]

約数ペア:

[(1, 1330798820), (2, 665399410), (4, 332699705), (5, 266159764), (10, 133079882), (13, 102369140), (20, 66539941), (26, 51184570), (52, 25592285), (65, 20473828), (130, 10236914), (137, 9713860), (260, 5118457), (274, 4856930), (548, 2428465), (685, 1942772), (1370, 971386), (1781, 747220), (2740, 485693), (3562, 373610), (7124, 186805), (8905, 149444), (17810, 74722), (35620, 37361)]