19638080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{797}}^1$

素因数の和:832

約数の個数: 112

約数和(自身を含む): 58375296

約数和(自身を除く): 38737216

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 797, 880, 1120, 1232, 1540, 1594, 1760, 2240, 2464, 3080, 3188, 3520, 3985, 4928, 5579, 6160, 6376, 7970, 8767, 11158, 12320, 12752, 15940, 17534, 22316, 24640, 25504, 27895, 31880, 35068, 43835, 44632, 51008, 55790, 61369, 63760, 70136, 87670, 89264, 111580, 122738, 127520, 140272, 175340, 178528, 223160, 245476, 255040, 280544, 306845, 350680, 357056, 446320, 490952, 561088, 613690, 701360, 892640, 981904, 1227380, 1402720, 1785280, 1963808, 2454760, 2805440, 3927616, 4909520, 9819040, 19638080]

約数ペア:

[(1, 19638080), (2, 9819040), (4, 4909520), (5, 3927616), (7, 2805440), (8, 2454760), (10, 1963808), (11, 1785280), (14, 1402720), (16, 1227380), (20, 981904), (22, 892640), (28, 701360), (32, 613690), (35, 561088), (40, 490952), (44, 446320), (55, 357056), (56, 350680), (64, 306845), (70, 280544), (77, 255040), (80, 245476), (88, 223160), (110, 178528), (112, 175340), (140, 140272), (154, 127520), (160, 122738), (176, 111580), (220, 89264), (224, 87670), (280, 70136), (308, 63760), (320, 61369), (352, 55790), (385, 51008), (440, 44632), (448, 43835), (560, 35068), (616, 31880), (704, 27895), (770, 25504), (797, 24640), (880, 22316), (1120, 17534), (1232, 15940), (1540, 12752), (1594, 12320), (1760, 11158), (2240, 8767), (2464, 7970), (3080, 6376), (3188, 6160), (3520, 5579), (3985, 4928)]