39989220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6871}}^1$

素因数の和:6980

約数の個数: 48

約数和(自身を含む): 113140608

約数和(自身を除く): 73151388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 6871, 13742, 20613, 27484, 34355, 41226, 68710, 82452, 103065, 137420, 206130, 412260, 666487, 1332974, 1999461, 2665948, 3332435, 3998922, 6664870, 7997844, 9997305, 13329740, 19994610, 39989220]

約数ペア:

[(1, 39989220), (2, 19994610), (3, 13329740), (4, 9997305), (5, 7997844), (6, 6664870), (10, 3998922), (12, 3332435), (15, 2665948), (20, 1999461), (30, 1332974), (60, 666487), (97, 412260), (194, 206130), (291, 137420), (388, 103065), (485, 82452), (582, 68710), (970, 41226), (1164, 34355), (1455, 27484), (1940, 20613), (2910, 13742), (5820, 6871)]