19832880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4861}}^1$

素因数の和:4894

約数の個数: 80

約数和(自身を含む): 65111904

約数和(自身を除く): 45279024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 4861, 9722, 14583, 19444, 24305, 29166, 38888, 48610, 58332, 72915, 77776, 82637, 97220, 116664, 145830, 165274, 194440, 233328, 247911, 291660, 330548, 388880, 413185, 495822, 583320, 661096, 826370, 991644, 1166640, 1239555, 1322192, 1652740, 1983288, 2479110, 3305480, 3966576, 4958220, 6610960, 9916440, 19832880]

約数ペア:

[(1, 19832880), (2, 9916440), (3, 6610960), (4, 4958220), (5, 3966576), (6, 3305480), (8, 2479110), (10, 1983288), (12, 1652740), (15, 1322192), (16, 1239555), (17, 1166640), (20, 991644), (24, 826370), (30, 661096), (34, 583320), (40, 495822), (48, 413185), (51, 388880), (60, 330548), (68, 291660), (80, 247911), (85, 233328), (102, 194440), (120, 165274), (136, 145830), (170, 116664), (204, 97220), (240, 82637), (255, 77776), (272, 72915), (340, 58332), (408, 48610), (510, 38888), (680, 29166), (816, 24305), (1020, 19444), (1360, 14583), (2040, 9722), (4080, 4861)]