20099649780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{938359}}^1$

素因数の和:938398

約数の個数: 144

約数和(自身を含む): 73777616640

約数和(自身を除く): 53677966860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 10710, 21420, 938359, 1876718, 2815077, 3753436, 4691795, 5630154, 6568513, 8445231, 9383590, 11260308, 13137026, 14075385, 15952103, 16890462, 18767180, 19705539, 26274052, 28150770, 31904206, 32842565, 33780924, 39411078, 42226155, 47856309, 56301540, 59116617, 63808412, 65685130, 78822156, 79760515, 84452310, 95712618, 98527695, 111664721, 118233234, 131370260, 143568927, 159521030, 168904620, 191425236, 197055390, 223329442, 236466468, 239281545, 287137854, 295583085, 319042060, 334994163, 394110780, 446658884, 478563090, 558323605, 574275708, 591166170, 669988326, 717844635, 957126180, 1004982489, 1116647210, 1182332340, 1339976652, 1435689270, 1674970815, 2009964978, 2233294420, 2871378540, 3349941630, 4019929956, 5024912445, 6699883260, 10049824890, 20099649780]

約数ペア:

[(1, 20099649780), (2, 10049824890), (3, 6699883260), (4, 5024912445), (5, 4019929956), (6, 3349941630), (7, 2871378540), (9, 2233294420), (10, 2009964978), (12, 1674970815), (14, 1435689270), (15, 1339976652), (17, 1182332340), (18, 1116647210), (20, 1004982489), (21, 957126180), (28, 717844635), (30, 669988326), (34, 591166170), (35, 574275708), (36, 558323605), (42, 478563090), (45, 446658884), (51, 394110780), (60, 334994163), (63, 319042060), (68, 295583085), (70, 287137854), (84, 239281545), (85, 236466468), (90, 223329442), (102, 197055390), (105, 191425236), (119, 168904620), (126, 159521030), (140, 143568927), (153, 131370260), (170, 118233234), (180, 111664721), (204, 98527695), (210, 95712618), (238, 84452310), (252, 79760515), (255, 78822156), (306, 65685130), (315, 63808412), (340, 59116617), (357, 56301540), (420, 47856309), (476, 42226155), (510, 39411078), (595, 33780924), (612, 32842565), (630, 31904206), (714, 28150770), (765, 26274052), (1020, 19705539), (1071, 18767180), (1190, 16890462), (1260, 15952103), (1428, 14075385), (1530, 13137026), (1785, 11260308), (2142, 9383590), (2380, 8445231), (3060, 6568513), (3570, 5630154), (4284, 4691795), (5355, 3753436), (7140, 2815077), (10710, 1876718), (21420, 938359)]