40090760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:183

約数の個数: 128

約数和(自身を含む): 104976000

約数和(自身を除く): 64885240

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 29, 34, 38, 40, 58, 68, 76, 85, 95, 107, 116, 136, 145, 152, 170, 190, 214, 232, 290, 323, 340, 380, 428, 493, 535, 551, 580, 646, 680, 760, 856, 986, 1070, 1102, 1160, 1292, 1615, 1819, 1972, 2033, 2140, 2204, 2465, 2584, 2755, 3103, 3230, 3638, 3944, 4066, 4280, 4408, 4930, 5510, 6206, 6460, 7276, 8132, 9095, 9367, 9860, 10165, 11020, 12412, 12920, 14552, 15515, 16264, 18190, 18734, 19720, 20330, 22040, 24824, 31030, 34561, 36380, 37468, 40660, 46835, 52751, 58957, 62060, 69122, 72760, 74936, 81320, 93670, 105502, 117914, 124120, 138244, 172805, 187340, 211004, 235828, 263755, 276488, 294785, 345610, 374680, 422008, 471656, 527510, 589570, 691220, 1002269, 1055020, 1179140, 1382440, 2004538, 2110040, 2358280, 4009076, 5011345, 8018152, 10022690, 20045380, 40090760]

約数ペア:

[(1, 40090760), (2, 20045380), (4, 10022690), (5, 8018152), (8, 5011345), (10, 4009076), (17, 2358280), (19, 2110040), (20, 2004538), (29, 1382440), (34, 1179140), (38, 1055020), (40, 1002269), (58, 691220), (68, 589570), (76, 527510), (85, 471656), (95, 422008), (107, 374680), (116, 345610), (136, 294785), (145, 276488), (152, 263755), (170, 235828), (190, 211004), (214, 187340), (232, 172805), (290, 138244), (323, 124120), (340, 117914), (380, 105502), (428, 93670), (493, 81320), (535, 74936), (551, 72760), (580, 69122), (646, 62060), (680, 58957), (760, 52751), (856, 46835), (986, 40660), (1070, 37468), (1102, 36380), (1160, 34561), (1292, 31030), (1615, 24824), (1819, 22040), (1972, 20330), (2033, 19720), (2140, 18734), (2204, 18190), (2465, 16264), (2584, 15515), (2755, 14552), (3103, 12920), (3230, 12412), (3638, 11020), (3944, 10165), (4066, 9860), (4280, 9367), (4408, 9095), (4930, 8132), (5510, 7276), (6206, 6460)]