2020140243

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{677}}^1$

素因数の和:914

約数の個数: 80

約数和(自身を含む): 3508601184

約数和(自身を除く): 1488460941

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 197, 297, 459, 561, 591, 677, 891, 1377, 1683, 1773, 2031, 2167, 3349, 5049, 5319, 6093, 6501, 7447, 10047, 11509, 15147, 15957, 18279, 19503, 22341, 30141, 34527, 36839, 54837, 58509, 67023, 90423, 103581, 110517, 126599, 133369, 175527, 201069, 271269, 310743, 331551, 379797, 400107, 603207, 932229, 994653, 1139391, 1200321, 1467059, 2267273, 2983959, 3418173, 3600963, 4401177, 6801819, 10254519, 10802889, 13203531, 20405457, 24940003, 39610593, 61216371, 74820009, 118831779, 183649113, 224460027, 673380081, 2020140243]

約数ペア:

[(1, 2020140243), (3, 673380081), (9, 224460027), (11, 183649113), (17, 118831779), (27, 74820009), (33, 61216371), (51, 39610593), (81, 24940003), (99, 20405457), (153, 13203531), (187, 10802889), (197, 10254519), (297, 6801819), (459, 4401177), (561, 3600963), (591, 3418173), (677, 2983959), (891, 2267273), (1377, 1467059), (1683, 1200321), (1773, 1139391), (2031, 994653), (2167, 932229), (3349, 603207), (5049, 400107), (5319, 379797), (6093, 331551), (6501, 310743), (7447, 271269), (10047, 201069), (11509, 175527), (15147, 133369), (15957, 126599), (18279, 110517), (19503, 103581), (22341, 90423), (30141, 67023), (34527, 58509), (36839, 54837)]