2017784560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{10867}}^1$

素因数の和:11102

約数の個数: 80

約数和(自身を含む): 5142563712

約数和(自身を除く): 3124779152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 211, 220, 422, 440, 844, 880, 1055, 1688, 2110, 2321, 3376, 4220, 4642, 8440, 9284, 10867, 11605, 16880, 18568, 21734, 23210, 37136, 43468, 46420, 54335, 86936, 92840, 108670, 119537, 173872, 185680, 217340, 239074, 434680, 478148, 597685, 869360, 956296, 1195370, 1912592, 2292937, 2390740, 4585874, 4781480, 9171748, 9562960, 11464685, 18343496, 22929370, 25222307, 36686992, 45858740, 50444614, 91717480, 100889228, 126111535, 183434960, 201778456, 252223070, 403556912, 504446140, 1008892280, 2017784560]

約数ペア:

[(1, 2017784560), (2, 1008892280), (4, 504446140), (5, 403556912), (8, 252223070), (10, 201778456), (11, 183434960), (16, 126111535), (20, 100889228), (22, 91717480), (40, 50444614), (44, 45858740), (55, 36686992), (80, 25222307), (88, 22929370), (110, 18343496), (176, 11464685), (211, 9562960), (220, 9171748), (422, 4781480), (440, 4585874), (844, 2390740), (880, 2292937), (1055, 1912592), (1688, 1195370), (2110, 956296), (2321, 869360), (3376, 597685), (4220, 478148), (4642, 434680), (8440, 239074), (9284, 217340), (10867, 185680), (11605, 173872), (16880, 119537), (18568, 108670), (21734, 92840), (23210, 86936), (37136, 54335), (43468, 46420)]