20162657120

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{13619}}^1$

素因数の和:14140

約数の個数: 96

約数和(自身を含む): 50247993600

約数和(自身を除く): 30085336480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 487, 608, 760, 974, 1520, 1948, 2435, 3040, 3896, 4870, 7792, 9253, 9740, 13619, 15584, 18506, 19480, 27238, 37012, 38960, 46265, 54476, 68095, 74024, 77920, 92530, 108952, 136190, 148048, 185060, 217904, 258761, 272380, 296096, 370120, 435808, 517522, 544760, 740240, 1035044, 1089520, 1293805, 1480480, 2070088, 2179040, 2587610, 4140176, 5175220, 6632453, 8280352, 10350440, 13264906, 20700880, 26529812, 33162265, 41401760, 53059624, 66324530, 106119248, 126016607, 132649060, 212238496, 252033214, 265298120, 504066428, 530596240, 630083035, 1008132856, 1061192480, 1260166070, 2016265712, 2520332140, 4032531424, 5040664280, 10081328560, 20162657120]

約数ペア:

[(1, 20162657120), (2, 10081328560), (4, 5040664280), (5, 4032531424), (8, 2520332140), (10, 2016265712), (16, 1260166070), (19, 1061192480), (20, 1008132856), (32, 630083035), (38, 530596240), (40, 504066428), (76, 265298120), (80, 252033214), (95, 212238496), (152, 132649060), (160, 126016607), (190, 106119248), (304, 66324530), (380, 53059624), (487, 41401760), (608, 33162265), (760, 26529812), (974, 20700880), (1520, 13264906), (1948, 10350440), (2435, 8280352), (3040, 6632453), (3896, 5175220), (4870, 4140176), (7792, 2587610), (9253, 2179040), (9740, 2070088), (13619, 1480480), (15584, 1293805), (18506, 1089520), (19480, 1035044), (27238, 740240), (37012, 544760), (38960, 517522), (46265, 435808), (54476, 370120), (68095, 296096), (74024, 272380), (77920, 258761), (92530, 217904), (108952, 185060), (136190, 148048)]