2148293120

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{13757}}^1$

素因数の和:13841

約数の個数: 80

約数和(自身を含む): 5235689448

約数和(自身を除く): 3087396328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 610, 640, 976, 1220, 1280, 1952, 2440, 2560, 3904, 4880, 7808, 9760, 13757, 15616, 19520, 27514, 31232, 39040, 55028, 68785, 78080, 110056, 137570, 156160, 220112, 275140, 440224, 550280, 839177, 880448, 1100560, 1678354, 1760896, 2201120, 3356708, 3521792, 4195885, 4402240, 6713416, 7043584, 8391770, 8804480, 13426832, 16783540, 17608960, 26853664, 33567080, 35217920, 53707328, 67134160, 107414656, 134268320, 214829312, 268536640, 429658624, 537073280, 1074146560, 2148293120]

約数ペア:

[(1, 2148293120), (2, 1074146560), (4, 537073280), (5, 429658624), (8, 268536640), (10, 214829312), (16, 134268320), (20, 107414656), (32, 67134160), (40, 53707328), (61, 35217920), (64, 33567080), (80, 26853664), (122, 17608960), (128, 16783540), (160, 13426832), (244, 8804480), (256, 8391770), (305, 7043584), (320, 6713416), (488, 4402240), (512, 4195885), (610, 3521792), (640, 3356708), (976, 2201120), (1220, 1760896), (1280, 1678354), (1952, 1100560), (2440, 880448), (2560, 839177), (3904, 550280), (4880, 440224), (7808, 275140), (9760, 220112), (13757, 156160), (15616, 137570), (19520, 110056), (27514, 78080), (31232, 68785), (39040, 55028)]