2783157080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{154277}}^1$

素因数の和:154340

約数の個数: 64

約数和(自身を含む): 6998050080

約数和(自身を除く): 4214893000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 18040, 154277, 308554, 617108, 771385, 1234216, 1542770, 1697047, 3085540, 3394094, 6171080, 6325357, 6788188, 8485235, 12650714, 13576376, 16970470, 25301428, 31626785, 33940940, 50602856, 63253570, 67881880, 69578927, 126507140, 139157854, 253014280, 278315708, 347894635, 556631416, 695789270, 1391578540, 2783157080]

約数ペア:

[(1, 2783157080), (2, 1391578540), (4, 695789270), (5, 556631416), (8, 347894635), (10, 278315708), (11, 253014280), (20, 139157854), (22, 126507140), (40, 69578927), (41, 67881880), (44, 63253570), (55, 50602856), (82, 33940940), (88, 31626785), (110, 25301428), (164, 16970470), (205, 13576376), (220, 12650714), (328, 8485235), (410, 6788188), (440, 6325357), (451, 6171080), (820, 3394094), (902, 3085540), (1640, 1697047), (1804, 1542770), (2255, 1234216), (3608, 771385), (4510, 617108), (9020, 308554), (18040, 154277)]