20698800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:435

約数の個数: 120

約数和(自身を含む): 67900416

約数和(自身を除く): 47201616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 47, 48, 50, 60, 75, 80, 94, 100, 120, 141, 150, 188, 200, 235, 240, 282, 300, 367, 376, 400, 470, 564, 600, 705, 734, 752, 940, 1101, 1128, 1175, 1200, 1410, 1468, 1835, 1880, 2202, 2256, 2350, 2820, 2936, 3525, 3670, 3760, 4404, 4700, 5505, 5640, 5872, 7050, 7340, 8808, 9175, 9400, 11010, 11280, 14100, 14680, 17249, 17616, 18350, 18800, 22020, 27525, 28200, 29360, 34498, 36700, 44040, 51747, 55050, 56400, 68996, 73400, 86245, 88080, 103494, 110100, 137992, 146800, 172490, 206988, 220200, 258735, 275984, 344980, 413976, 431225, 440400, 517470, 689960, 827952, 862450, 1034940, 1293675, 1379920, 1724900, 2069880, 2587350, 3449800, 4139760, 5174700, 6899600, 10349400, 20698800]

約数ペア:

[(1, 20698800), (2, 10349400), (3, 6899600), (4, 5174700), (5, 4139760), (6, 3449800), (8, 2587350), (10, 2069880), (12, 1724900), (15, 1379920), (16, 1293675), (20, 1034940), (24, 862450), (25, 827952), (30, 689960), (40, 517470), (47, 440400), (48, 431225), (50, 413976), (60, 344980), (75, 275984), (80, 258735), (94, 220200), (100, 206988), (120, 172490), (141, 146800), (150, 137992), (188, 110100), (200, 103494), (235, 88080), (240, 86245), (282, 73400), (300, 68996), (367, 56400), (376, 55050), (400, 51747), (470, 44040), (564, 36700), (600, 34498), (705, 29360), (734, 28200), (752, 27525), (940, 22020), (1101, 18800), (1128, 18350), (1175, 17616), (1200, 17249), (1410, 14680), (1468, 14100), (1835, 11280), (1880, 11010), (2202, 9400), (2256, 9175), (2350, 8808), (2820, 7340), (2936, 7050), (3525, 5872), (3670, 5640), (3760, 5505), (4404, 4700)]