1949407768

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{563}}^1$

素因数の和:678

約数の個数: 144

約数和(自身を含む): 4746009240

約数和(自身を除く): 2796601472

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 73, 77, 88, 98, 121, 146, 154, 196, 242, 292, 308, 392, 484, 511, 539, 563, 584, 616, 803, 847, 968, 1022, 1078, 1126, 1606, 1694, 2044, 2156, 2252, 3212, 3388, 3577, 3941, 4088, 4312, 4504, 5621, 5929, 6193, 6424, 6776, 7154, 7882, 8833, 11242, 11858, 12386, 14308, 15764, 17666, 22484, 23716, 24772, 27587, 28616, 31528, 35332, 39347, 41099, 43351, 44968, 47432, 49544, 55174, 61831, 68123, 70664, 78694, 82198, 86702, 110348, 123662, 136246, 157388, 164396, 173404, 220696, 247324, 272492, 287693, 303457, 314776, 328792, 346808, 432817, 452089, 476861, 494648, 544984, 575386, 606914, 865634, 904178, 953722, 1150772, 1213828, 1731268, 1808356, 1907444, 2013851, 2301544, 2427656, 3164623, 3338027, 3462536, 3616712, 3814888, 4027702, 4972979, 6329246, 6676054, 8055404, 9945958, 12658492, 13352108, 16110808, 19891916, 22152361, 25316984, 26704216, 34810853, 39783832, 44304722, 69621706, 88609444, 139243412, 177218888, 243675971, 278486824, 487351942, 974703884, 1949407768]

約数ペア:

[(1, 1949407768), (2, 974703884), (4, 487351942), (7, 278486824), (8, 243675971), (11, 177218888), (14, 139243412), (22, 88609444), (28, 69621706), (44, 44304722), (49, 39783832), (56, 34810853), (73, 26704216), (77, 25316984), (88, 22152361), (98, 19891916), (121, 16110808), (146, 13352108), (154, 12658492), (196, 9945958), (242, 8055404), (292, 6676054), (308, 6329246), (392, 4972979), (484, 4027702), (511, 3814888), (539, 3616712), (563, 3462536), (584, 3338027), (616, 3164623), (803, 2427656), (847, 2301544), (968, 2013851), (1022, 1907444), (1078, 1808356), (1126, 1731268), (1606, 1213828), (1694, 1150772), (2044, 953722), (2156, 904178), (2252, 865634), (3212, 606914), (3388, 575386), (3577, 544984), (3941, 494648), (4088, 476861), (4312, 452089), (4504, 432817), (5621, 346808), (5929, 328792), (6193, 314776), (6424, 303457), (6776, 287693), (7154, 272492), (7882, 247324), (8833, 220696), (11242, 173404), (11858, 164396), (12386, 157388), (14308, 136246), (15764, 123662), (17666, 110348), (22484, 86702), (23716, 82198), (24772, 78694), (27587, 70664), (28616, 68123), (31528, 61831), (35332, 55174), (39347, 49544), (41099, 47432), (43351, 44968)]