40418490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{977}}^1$

素因数の和:1191

約数の個数: 64

約数和(自身を含む): 111538944

約数和(自身を除く): 71120454

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 197, 210, 394, 591, 977, 985, 1182, 1379, 1954, 1970, 2758, 2931, 2955, 4137, 4885, 5862, 5910, 6839, 6895, 8274, 9770, 13678, 13790, 14655, 20517, 20685, 29310, 34195, 41034, 41370, 68390, 102585, 192469, 205170, 384938, 577407, 962345, 1154814, 1347283, 1924690, 2694566, 2887035, 4041849, 5774070, 6736415, 8083698, 13472830, 20209245, 40418490]

約数ペア:

[(1, 40418490), (2, 20209245), (3, 13472830), (5, 8083698), (6, 6736415), (7, 5774070), (10, 4041849), (14, 2887035), (15, 2694566), (21, 1924690), (30, 1347283), (35, 1154814), (42, 962345), (70, 577407), (105, 384938), (197, 205170), (210, 192469), (394, 102585), (591, 68390), (977, 41370), (985, 41034), (1182, 34195), (1379, 29310), (1954, 20685), (1970, 20517), (2758, 14655), (2931, 13790), (2955, 13678), (4137, 9770), (4885, 8274), (5862, 6895), (5910, 6839)]