20120460102

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{863}}^1\times {\mathrm{2027}}^1$

素因数の和:2975

約数の個数: 80

約数和(自身を含む): 45795290112

約数和(自身を除く): 25674830010

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 426, 639, 863, 1278, 1726, 1917, 2027, 2589, 3834, 4054, 5178, 5751, 6081, 7767, 11502, 12162, 15534, 18243, 23301, 36486, 46602, 54729, 61273, 69903, 109458, 122546, 139806, 143917, 164187, 183819, 287834, 328374, 367638, 431751, 551457, 863502, 1102914, 1295253, 1654371, 1749301, 2590506, 3308742, 3498602, 3885759, 4963113, 5247903, 7771518, 9926226, 10495806, 11657277, 15743709, 23314554, 31487418, 47231127, 94462254, 124200371, 141693381, 248400742, 283386762, 372601113, 745202226, 1117803339, 2235606678, 3353410017, 6706820034, 10060230051, 20120460102]

約数ペア:

[(1, 20120460102), (2, 10060230051), (3, 6706820034), (6, 3353410017), (9, 2235606678), (18, 1117803339), (27, 745202226), (54, 372601113), (71, 283386762), (81, 248400742), (142, 141693381), (162, 124200371), (213, 94462254), (426, 47231127), (639, 31487418), (863, 23314554), (1278, 15743709), (1726, 11657277), (1917, 10495806), (2027, 9926226), (2589, 7771518), (3834, 5247903), (4054, 4963113), (5178, 3885759), (5751, 3498602), (6081, 3308742), (7767, 2590506), (11502, 1749301), (12162, 1654371), (15534, 1295253), (18243, 1102914), (23301, 863502), (36486, 551457), (46602, 431751), (54729, 367638), (61273, 328374), (69903, 287834), (109458, 183819), (122546, 164187), (139806, 143917)]