19201713080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2851}}^1\times {\mathrm{15307}}^1$

素因数の和:18180

約数の個数: 64

約数和(自身を含む): 47151089280

約数和(自身を除く): 27949376200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2851, 5702, 11404, 14255, 15307, 22808, 28510, 30614, 31361, 57020, 61228, 62722, 76535, 114040, 122456, 125444, 153070, 156805, 168377, 250888, 306140, 313610, 336754, 612280, 627220, 673508, 841885, 1254440, 1347016, 1683770, 3367540, 6735080, 43640257, 87280514, 174561028, 218201285, 349122056, 436402570, 480042827, 872805140, 960085654, 1745610280, 1920171308, 2400214135, 3840342616, 4800428270, 9600856540, 19201713080]

約数ペア:

[(1, 19201713080), (2, 9600856540), (4, 4800428270), (5, 3840342616), (8, 2400214135), (10, 1920171308), (11, 1745610280), (20, 960085654), (22, 872805140), (40, 480042827), (44, 436402570), (55, 349122056), (88, 218201285), (110, 174561028), (220, 87280514), (440, 43640257), (2851, 6735080), (5702, 3367540), (11404, 1683770), (14255, 1347016), (15307, 1254440), (22808, 841885), (28510, 673508), (30614, 627220), (31361, 612280), (57020, 336754), (61228, 313610), (62722, 306140), (76535, 250888), (114040, 168377), (122456, 156805), (125444, 153070)]