18026800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:287

約数の個数: 120

約数和(自身を含む): 50233392

約数和(自身を除く): 32206592

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 34, 40, 44, 50, 55, 68, 80, 85, 88, 100, 110, 136, 170, 176, 187, 200, 220, 241, 272, 275, 340, 374, 400, 425, 440, 482, 550, 680, 748, 850, 880, 935, 964, 1100, 1205, 1360, 1496, 1700, 1870, 1928, 2200, 2410, 2651, 2992, 3400, 3740, 3856, 4097, 4400, 4675, 4820, 5302, 6025, 6800, 7480, 8194, 9350, 9640, 10604, 12050, 13255, 14960, 16388, 18700, 19280, 20485, 21208, 24100, 26510, 32776, 37400, 40970, 42416, 45067, 48200, 53020, 65552, 66275, 74800, 81940, 90134, 96400, 102425, 106040, 132550, 163880, 180268, 204850, 212080, 225335, 265100, 327760, 360536, 409700, 450670, 530200, 721072, 819400, 901340, 1060400, 1126675, 1638800, 1802680, 2253350, 3605360, 4506700, 9013400, 18026800]

約数ペア:

[(1, 18026800), (2, 9013400), (4, 4506700), (5, 3605360), (8, 2253350), (10, 1802680), (11, 1638800), (16, 1126675), (17, 1060400), (20, 901340), (22, 819400), (25, 721072), (34, 530200), (40, 450670), (44, 409700), (50, 360536), (55, 327760), (68, 265100), (80, 225335), (85, 212080), (88, 204850), (100, 180268), (110, 163880), (136, 132550), (170, 106040), (176, 102425), (187, 96400), (200, 90134), (220, 81940), (241, 74800), (272, 66275), (275, 65552), (340, 53020), (374, 48200), (400, 45067), (425, 42416), (440, 40970), (482, 37400), (550, 32776), (680, 26510), (748, 24100), (850, 21208), (880, 20485), (935, 19280), (964, 18700), (1100, 16388), (1205, 14960), (1360, 13255), (1496, 12050), (1700, 10604), (1870, 9640), (1928, 9350), (2200, 8194), (2410, 7480), (2651, 6800), (2992, 6025), (3400, 5302), (3740, 4820), (3856, 4675), (4097, 4400)]