12281080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1907}}^1$

素因数の和:1948

約数の個数: 64

約数和(自身を含む): 32970240

約数和(自身を除く): 20689160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 1907, 3220, 3814, 6440, 7628, 9535, 13349, 15256, 19070, 26698, 38140, 43861, 53396, 66745, 76280, 87722, 106792, 133490, 175444, 219305, 266980, 307027, 350888, 438610, 533960, 614054, 877220, 1228108, 1535135, 1754440, 2456216, 3070270, 6140540, 12281080]

約数ペア:

[(1, 12281080), (2, 6140540), (4, 3070270), (5, 2456216), (7, 1754440), (8, 1535135), (10, 1228108), (14, 877220), (20, 614054), (23, 533960), (28, 438610), (35, 350888), (40, 307027), (46, 266980), (56, 219305), (70, 175444), (92, 133490), (115, 106792), (140, 87722), (161, 76280), (184, 66745), (230, 53396), (280, 43861), (322, 38140), (460, 26698), (644, 19070), (805, 15256), (920, 13349), (1288, 9535), (1610, 7628), (1907, 6440), (3220, 3814)]