2017836680

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{593}}^1\times {\mathrm{877}}^1$

素因数の和:1578

約数の個数: 64

約数和(自身を含む): 4599912240

約数和(自身を除く): 2582075560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 593, 776, 877, 970, 1186, 1754, 1940, 2372, 2965, 3508, 3880, 4385, 4744, 5930, 7016, 8770, 11860, 17540, 23720, 35080, 57521, 85069, 115042, 170138, 230084, 287605, 340276, 425345, 460168, 520061, 575210, 680552, 850690, 1040122, 1150420, 1701380, 2080244, 2300840, 2600305, 3402760, 4160488, 5200610, 10401220, 20802440, 50445917, 100891834, 201783668, 252229585, 403567336, 504459170, 1008918340, 2017836680]

約数ペア:

[(1, 2017836680), (2, 1008918340), (4, 504459170), (5, 403567336), (8, 252229585), (10, 201783668), (20, 100891834), (40, 50445917), (97, 20802440), (194, 10401220), (388, 5200610), (485, 4160488), (593, 3402760), (776, 2600305), (877, 2300840), (970, 2080244), (1186, 1701380), (1754, 1150420), (1940, 1040122), (2372, 850690), (2965, 680552), (3508, 575210), (3880, 520061), (4385, 460168), (4744, 425345), (5930, 340276), (7016, 287605), (8770, 230084), (11860, 170138), (17540, 115042), (23720, 85069), (35080, 57521)]