19818449520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{937}}^1\times {\mathrm{88129}}^1$

素因数の和:89082

約数の個数: 80

約数和(自身を含む): 61503459360

約数和(自身を除く): 41685009840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 937, 1874, 2811, 3748, 4685, 5622, 7496, 9370, 11244, 14055, 14992, 18740, 22488, 28110, 37480, 44976, 56220, 74960, 88129, 112440, 176258, 224880, 264387, 352516, 440645, 528774, 705032, 881290, 1057548, 1321935, 1410064, 1762580, 2115096, 2643870, 3525160, 4230192, 5287740, 7050320, 10575480, 21150960, 82576873, 165153746, 247730619, 330307492, 412884365, 495461238, 660614984, 825768730, 990922476, 1238653095, 1321229968, 1651537460, 1981844952, 2477306190, 3303074920, 3963689904, 4954612380, 6606149840, 9909224760, 19818449520]

約数ペア:

[(1, 19818449520), (2, 9909224760), (3, 6606149840), (4, 4954612380), (5, 3963689904), (6, 3303074920), (8, 2477306190), (10, 1981844952), (12, 1651537460), (15, 1321229968), (16, 1238653095), (20, 990922476), (24, 825768730), (30, 660614984), (40, 495461238), (48, 412884365), (60, 330307492), (80, 247730619), (120, 165153746), (240, 82576873), (937, 21150960), (1874, 10575480), (2811, 7050320), (3748, 5287740), (4685, 4230192), (5622, 3525160), (7496, 2643870), (9370, 2115096), (11244, 1762580), (14055, 1410064), (14992, 1321935), (18740, 1057548), (22488, 881290), (28110, 705032), (37480, 528774), (44976, 440645), (56220, 352516), (74960, 264387), (88129, 224880), (112440, 176258)]