27998080

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:168

約数の個数: 128

約数和(自身を含む): 75569760

約数和(自身を除く): 47571680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 80, 82, 88, 97, 110, 128, 160, 164, 176, 194, 205, 220, 320, 328, 352, 388, 410, 440, 451, 485, 640, 656, 704, 776, 820, 880, 902, 970, 1067, 1312, 1408, 1552, 1640, 1760, 1804, 1940, 2134, 2255, 2624, 3104, 3280, 3520, 3608, 3880, 3977, 4268, 4510, 5248, 5335, 6208, 6560, 7040, 7216, 7760, 7954, 8536, 9020, 10670, 12416, 13120, 14432, 15520, 15908, 17072, 18040, 19885, 21340, 26240, 28864, 31040, 31816, 34144, 36080, 39770, 42680, 43747, 57728, 62080, 63632, 68288, 72160, 79540, 85360, 87494, 127264, 136576, 144320, 159080, 170720, 174988, 218735, 254528, 288640, 318160, 341440, 349976, 437470, 509056, 636320, 682880, 699952, 874940, 1272640, 1399904, 1749880, 2545280, 2799808, 3499760, 5599616, 6999520, 13999040, 27998080]

約数ペア:

[(1, 27998080), (2, 13999040), (4, 6999520), (5, 5599616), (8, 3499760), (10, 2799808), (11, 2545280), (16, 1749880), (20, 1399904), (22, 1272640), (32, 874940), (40, 699952), (41, 682880), (44, 636320), (55, 509056), (64, 437470), (80, 349976), (82, 341440), (88, 318160), (97, 288640), (110, 254528), (128, 218735), (160, 174988), (164, 170720), (176, 159080), (194, 144320), (205, 136576), (220, 127264), (320, 87494), (328, 85360), (352, 79540), (388, 72160), (410, 68288), (440, 63632), (451, 62080), (485, 57728), (640, 43747), (656, 42680), (704, 39770), (776, 36080), (820, 34144), (880, 31816), (902, 31040), (970, 28864), (1067, 26240), (1312, 21340), (1408, 19885), (1552, 18040), (1640, 17072), (1760, 15908), (1804, 15520), (1940, 14432), (2134, 13120), (2255, 12416), (2624, 10670), (3104, 9020), (3280, 8536), (3520, 7954), (3608, 7760), (3880, 7216), (3977, 7040), (4268, 6560), (4510, 6208), (5248, 5335)]