27961780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 74575872

約数和(自身を除く): 46614092

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 67, 70, 77, 110, 134, 140, 154, 220, 268, 271, 308, 335, 385, 469, 542, 670, 737, 770, 938, 1084, 1340, 1355, 1474, 1540, 1876, 1897, 2345, 2710, 2948, 2981, 3685, 3794, 4690, 5159, 5420, 5962, 7370, 7588, 9380, 9485, 10318, 11924, 14740, 14905, 18157, 18970, 20636, 20867, 25795, 29810, 36314, 37940, 41734, 51590, 59620, 72628, 83468, 90785, 103180, 104335, 127099, 181570, 199727, 208670, 254198, 363140, 399454, 417340, 508396, 635495, 798908, 998635, 1270990, 1398089, 1997270, 2541980, 2796178, 3994540, 5592356, 6990445, 13980890, 27961780]

約数ペア:

[(1, 27961780), (2, 13980890), (4, 6990445), (5, 5592356), (7, 3994540), (10, 2796178), (11, 2541980), (14, 1997270), (20, 1398089), (22, 1270990), (28, 998635), (35, 798908), (44, 635495), (55, 508396), (67, 417340), (70, 399454), (77, 363140), (110, 254198), (134, 208670), (140, 199727), (154, 181570), (220, 127099), (268, 104335), (271, 103180), (308, 90785), (335, 83468), (385, 72628), (469, 59620), (542, 51590), (670, 41734), (737, 37940), (770, 36314), (938, 29810), (1084, 25795), (1340, 20867), (1355, 20636), (1474, 18970), (1540, 18157), (1876, 14905), (1897, 14740), (2345, 11924), (2710, 10318), (2948, 9485), (2981, 9380), (3685, 7588), (3794, 7370), (4690, 5962), (5159, 5420)]