28842880

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 79976160

約数和(自身を除く): 51133280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 241, 272, 320, 340, 352, 374, 440, 482, 544, 640, 680, 704, 748, 880, 935, 964, 1088, 1205, 1360, 1408, 1496, 1760, 1870, 1928, 2176, 2410, 2651, 2720, 2992, 3520, 3740, 3856, 4097, 4820, 5302, 5440, 5984, 7040, 7480, 7712, 8194, 9640, 10604, 10880, 11968, 13255, 14960, 15424, 16388, 19280, 20485, 21208, 23936, 26510, 29920, 30848, 32776, 38560, 40970, 42416, 45067, 53020, 59840, 65552, 77120, 81940, 84832, 90134, 106040, 119680, 131104, 154240, 163880, 169664, 180268, 212080, 225335, 262208, 327760, 339328, 360536, 424160, 450670, 524416, 655520, 721072, 848320, 901340, 1311040, 1442144, 1696640, 1802680, 2622080, 2884288, 3605360, 5768576, 7210720, 14421440, 28842880]

約数ペア:

[(1, 28842880), (2, 14421440), (4, 7210720), (5, 5768576), (8, 3605360), (10, 2884288), (11, 2622080), (16, 1802680), (17, 1696640), (20, 1442144), (22, 1311040), (32, 901340), (34, 848320), (40, 721072), (44, 655520), (55, 524416), (64, 450670), (68, 424160), (80, 360536), (85, 339328), (88, 327760), (110, 262208), (128, 225335), (136, 212080), (160, 180268), (170, 169664), (176, 163880), (187, 154240), (220, 131104), (241, 119680), (272, 106040), (320, 90134), (340, 84832), (352, 81940), (374, 77120), (440, 65552), (482, 59840), (544, 53020), (640, 45067), (680, 42416), (704, 40970), (748, 38560), (880, 32776), (935, 30848), (964, 29920), (1088, 26510), (1205, 23936), (1360, 21208), (1408, 20485), (1496, 19280), (1760, 16388), (1870, 15424), (1928, 14960), (2176, 13255), (2410, 11968), (2651, 10880), (2720, 10604), (2992, 9640), (3520, 8194), (3740, 7712), (3856, 7480), (4097, 7040), (4820, 5984), (5302, 5440)]