140892052

素因数分解:

$2^2\times 7^3\times {\mathrm{103}}^1\times {\mathrm{997}}^1$

素因数の和:1125

約数の個数: 48

約数和(自身を含む): 290617600

約数和(自身を除く): 149725548

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 196, 206, 343, 412, 686, 721, 997, 1372, 1442, 1994, 2884, 3988, 5047, 6979, 10094, 13958, 20188, 27916, 35329, 48853, 70658, 97706, 102691, 141316, 195412, 205382, 341971, 410764, 683942, 718837, 1367884, 1437674, 2875348, 5031859, 10063718, 20127436, 35223013, 70446026, 140892052]

約数ペア:

[(1, 140892052), (2, 70446026), (4, 35223013), (7, 20127436), (14, 10063718), (28, 5031859), (49, 2875348), (98, 1437674), (103, 1367884), (196, 718837), (206, 683942), (343, 410764), (412, 341971), (686, 205382), (721, 195412), (997, 141316), (1372, 102691), (1442, 97706), (1994, 70658), (2884, 48853), (3988, 35329), (5047, 27916), (6979, 20188), (10094, 13958)]