19147920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7253}}^1$

素因数の和:7280

約数の個数: 80

約数和(自身を含む): 64763712

約数和(自身を除く): 45615792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 7253, 14506, 21759, 29012, 36265, 43518, 58024, 72530, 79783, 87036, 108795, 116048, 145060, 159566, 174072, 217590, 239349, 290120, 319132, 348144, 398915, 435180, 478698, 580240, 638264, 797830, 870360, 957396, 1196745, 1276528, 1595660, 1740720, 1914792, 2393490, 3191320, 3829584, 4786980, 6382640, 9573960, 19147920]

約数ペア:

[(1, 19147920), (2, 9573960), (3, 6382640), (4, 4786980), (5, 3829584), (6, 3191320), (8, 2393490), (10, 1914792), (11, 1740720), (12, 1595660), (15, 1276528), (16, 1196745), (20, 957396), (22, 870360), (24, 797830), (30, 638264), (33, 580240), (40, 478698), (44, 435180), (48, 398915), (55, 348144), (60, 319132), (66, 290120), (80, 239349), (88, 217590), (110, 174072), (120, 159566), (132, 145060), (165, 116048), (176, 108795), (220, 87036), (240, 79783), (264, 72530), (330, 58024), (440, 43518), (528, 36265), (660, 29012), (880, 21759), (1320, 14506), (2640, 7253)]