39447760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1949}}^1$

素因数の和:1996

約数の個数: 80

約数和(自身を含む): 104457600

約数和(自身を除く): 65009840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 1949, 2024, 2530, 3898, 4048, 5060, 7796, 9745, 10120, 15592, 19490, 20240, 21439, 31184, 38980, 42878, 44827, 77960, 85756, 89654, 107195, 155920, 171512, 179308, 214390, 224135, 343024, 358616, 428780, 448270, 493097, 717232, 857560, 896540, 986194, 1715120, 1793080, 1972388, 2465485, 3586160, 3944776, 4930970, 7889552, 9861940, 19723880, 39447760]

約数ペア:

[(1, 39447760), (2, 19723880), (4, 9861940), (5, 7889552), (8, 4930970), (10, 3944776), (11, 3586160), (16, 2465485), (20, 1972388), (22, 1793080), (23, 1715120), (40, 986194), (44, 896540), (46, 857560), (55, 717232), (80, 493097), (88, 448270), (92, 428780), (110, 358616), (115, 343024), (176, 224135), (184, 214390), (220, 179308), (230, 171512), (253, 155920), (368, 107195), (440, 89654), (460, 85756), (506, 77960), (880, 44827), (920, 42878), (1012, 38980), (1265, 31184), (1840, 21439), (1949, 20240), (2024, 19490), (2530, 15592), (3898, 10120), (4048, 9745), (5060, 7796)]