20199208400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{463}}^1\times {\mathrm{15581}}^1$

素因数の和:16069

約数の個数: 120

約数和(自身を含む): 55584609024

約数和(自身を除く): 35385400624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 463, 560, 700, 926, 1400, 1852, 2315, 2800, 3241, 3704, 4630, 6482, 7408, 9260, 11575, 12964, 15581, 16205, 18520, 23150, 25928, 31162, 32410, 37040, 46300, 51856, 62324, 64820, 77905, 81025, 92600, 109067, 124648, 129640, 155810, 162050, 185200, 218134, 249296, 259280, 311620, 324100, 389525, 436268, 545335, 623240, 648200, 779050, 872536, 1090670, 1246480, 1296400, 1558100, 1745072, 2181340, 2726675, 3116200, 4362680, 5453350, 6232400, 7214003, 8725360, 10906700, 14428006, 21813400, 28856012, 36070015, 43626800, 50498021, 57712024, 72140030, 100996042, 115424048, 144280060, 180350075, 201992084, 252490105, 288560120, 360700150, 403984168, 504980210, 577120240, 721400300, 807968336, 1009960420, 1262450525, 1442800600, 2019920840, 2524901050, 2885601200, 4039841680, 5049802100, 10099604200, 20199208400]

約数ペア:

[(1, 20199208400), (2, 10099604200), (4, 5049802100), (5, 4039841680), (7, 2885601200), (8, 2524901050), (10, 2019920840), (14, 1442800600), (16, 1262450525), (20, 1009960420), (25, 807968336), (28, 721400300), (35, 577120240), (40, 504980210), (50, 403984168), (56, 360700150), (70, 288560120), (80, 252490105), (100, 201992084), (112, 180350075), (140, 144280060), (175, 115424048), (200, 100996042), (280, 72140030), (350, 57712024), (400, 50498021), (463, 43626800), (560, 36070015), (700, 28856012), (926, 21813400), (1400, 14428006), (1852, 10906700), (2315, 8725360), (2800, 7214003), (3241, 6232400), (3704, 5453350), (4630, 4362680), (6482, 3116200), (7408, 2726675), (9260, 2181340), (11575, 1745072), (12964, 1558100), (15581, 1296400), (16205, 1246480), (18520, 1090670), (23150, 872536), (25928, 779050), (31162, 648200), (32410, 623240), (37040, 545335), (46300, 436268), (51856, 389525), (62324, 324100), (64820, 311620), (77905, 259280), (81025, 249296), (92600, 218134), (109067, 185200), (124648, 162050), (129640, 155810)]