227740040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{12037}}^1$

素因数の和:12102

約数の個数: 64

約数和(自身を含む): 572045760

約数和(自身を除く): 344305720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 9460, 12037, 18920, 24074, 48148, 60185, 96296, 120370, 132407, 240740, 264814, 481480, 517591, 529628, 662035, 1035182, 1059256, 1324070, 2070364, 2587955, 2648140, 4140728, 5175910, 5296280, 5693501, 10351820, 11387002, 20703640, 22774004, 28467505, 45548008, 56935010, 113870020, 227740040]

約数ペア:

[(1, 227740040), (2, 113870020), (4, 56935010), (5, 45548008), (8, 28467505), (10, 22774004), (11, 20703640), (20, 11387002), (22, 10351820), (40, 5693501), (43, 5296280), (44, 5175910), (55, 4140728), (86, 2648140), (88, 2587955), (110, 2070364), (172, 1324070), (215, 1059256), (220, 1035182), (344, 662035), (430, 529628), (440, 517591), (473, 481480), (860, 264814), (946, 240740), (1720, 132407), (1892, 120370), (2365, 96296), (3784, 60185), (4730, 48148), (9460, 24074), (12037, 18920)]