40370288

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:406

約数の個数: 80

約数和(自身を含む): 95946240

約数和(自身を除く): 55575952

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 61, 76, 112, 122, 133, 152, 244, 266, 304, 311, 427, 488, 532, 622, 854, 976, 1064, 1159, 1244, 1708, 2128, 2177, 2318, 2488, 3416, 4354, 4636, 4976, 5909, 6832, 8113, 8708, 9272, 11818, 16226, 17416, 18544, 18971, 23636, 32452, 34832, 37942, 41363, 47272, 64904, 75884, 82726, 94544, 129808, 132797, 151768, 165452, 265594, 303536, 330904, 360449, 531188, 661808, 720898, 1062376, 1441796, 2124752, 2523143, 2883592, 5046286, 5767184, 10092572, 20185144, 40370288]

約数ペア:

[(1, 40370288), (2, 20185144), (4, 10092572), (7, 5767184), (8, 5046286), (14, 2883592), (16, 2523143), (19, 2124752), (28, 1441796), (38, 1062376), (56, 720898), (61, 661808), (76, 531188), (112, 360449), (122, 330904), (133, 303536), (152, 265594), (244, 165452), (266, 151768), (304, 132797), (311, 129808), (427, 94544), (488, 82726), (532, 75884), (622, 64904), (854, 47272), (976, 41363), (1064, 37942), (1159, 34832), (1244, 32452), (1708, 23636), (2128, 18971), (2177, 18544), (2318, 17416), (2488, 16226), (3416, 11818), (4354, 9272), (4636, 8708), (4976, 8113), (5909, 6832)]