19497280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:248

約数の個数: 112

約数和(自身を含む): 52669440

約数和(自身を除く): 33172160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 145, 160, 176, 191, 220, 232, 290, 319, 320, 352, 382, 440, 464, 580, 638, 704, 764, 880, 928, 955, 1160, 1276, 1528, 1595, 1760, 1856, 1910, 2101, 2320, 2552, 3056, 3190, 3520, 3820, 4202, 4640, 5104, 5539, 6112, 6380, 7640, 8404, 9280, 10208, 10505, 11078, 12224, 12760, 15280, 16808, 20416, 21010, 22156, 25520, 27695, 30560, 33616, 42020, 44312, 51040, 55390, 60929, 61120, 67232, 84040, 88624, 102080, 110780, 121858, 134464, 168080, 177248, 221560, 243716, 304645, 336160, 354496, 443120, 487432, 609290, 672320, 886240, 974864, 1218580, 1772480, 1949728, 2437160, 3899456, 4874320, 9748640, 19497280]

約数ペア:

[(1, 19497280), (2, 9748640), (4, 4874320), (5, 3899456), (8, 2437160), (10, 1949728), (11, 1772480), (16, 1218580), (20, 974864), (22, 886240), (29, 672320), (32, 609290), (40, 487432), (44, 443120), (55, 354496), (58, 336160), (64, 304645), (80, 243716), (88, 221560), (110, 177248), (116, 168080), (145, 134464), (160, 121858), (176, 110780), (191, 102080), (220, 88624), (232, 84040), (290, 67232), (319, 61120), (320, 60929), (352, 55390), (382, 51040), (440, 44312), (464, 42020), (580, 33616), (638, 30560), (704, 27695), (764, 25520), (880, 22156), (928, 21010), (955, 20416), (1160, 16808), (1276, 15280), (1528, 12760), (1595, 12224), (1760, 11078), (1856, 10505), (1910, 10208), (2101, 9280), (2320, 8404), (2552, 7640), (3056, 6380), (3190, 6112), (3520, 5539), (3820, 5104), (4202, 4640)]