20173300520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{1667}}^1$

素因数の和:1923

約数の個数: 128

約数和(自身を含む): 47817423360

約数和(自身を除く): 27644122840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 157, 164, 188, 205, 235, 314, 328, 376, 410, 470, 628, 785, 820, 940, 1256, 1570, 1640, 1667, 1880, 1927, 3140, 3334, 3854, 6280, 6437, 6668, 7379, 7708, 8335, 9635, 12874, 13336, 14758, 15416, 16670, 19270, 25748, 29516, 32185, 33340, 36895, 38540, 51496, 59032, 64370, 66680, 68347, 73790, 77080, 78349, 128740, 136694, 147580, 156698, 257480, 261719, 273388, 295160, 302539, 313396, 341735, 391745, 523438, 546776, 605078, 626792, 683470, 783490, 1046876, 1210156, 1308595, 1366940, 1512695, 1566980, 2093752, 2420312, 2617190, 2733880, 3025390, 3133960, 3212309, 5234380, 6050780, 6424618, 10468760, 10730479, 12101560, 12300793, 12849236, 16061545, 21460958, 24601586, 25698472, 32123090, 42921916, 49203172, 53652395, 61503965, 64246180, 85843832, 98406344, 107304790, 123007930, 128492360, 214609580, 246015860, 429219160, 492031720, 504332513, 1008665026, 2017330052, 2521662565, 4034660104, 5043325130, 10086650260, 20173300520]

約数ペア:

[(1, 20173300520), (2, 10086650260), (4, 5043325130), (5, 4034660104), (8, 2521662565), (10, 2017330052), (20, 1008665026), (40, 504332513), (41, 492031720), (47, 429219160), (82, 246015860), (94, 214609580), (157, 128492360), (164, 123007930), (188, 107304790), (205, 98406344), (235, 85843832), (314, 64246180), (328, 61503965), (376, 53652395), (410, 49203172), (470, 42921916), (628, 32123090), (785, 25698472), (820, 24601586), (940, 21460958), (1256, 16061545), (1570, 12849236), (1640, 12300793), (1667, 12101560), (1880, 10730479), (1927, 10468760), (3140, 6424618), (3334, 6050780), (3854, 5234380), (6280, 3212309), (6437, 3133960), (6668, 3025390), (7379, 2733880), (7708, 2617190), (8335, 2420312), (9635, 2093752), (12874, 1566980), (13336, 1512695), (14758, 1366940), (15416, 1308595), (16670, 1210156), (19270, 1046876), (25748, 783490), (29516, 683470), (32185, 626792), (33340, 605078), (36895, 546776), (38540, 523438), (51496, 391745), (59032, 341735), (64370, 313396), (66680, 302539), (68347, 295160), (73790, 273388), (77080, 261719), (78349, 257480), (128740, 156698), (136694, 147580)]