40254872

素因数分解:

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

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 88742160

約数和(自身を除く): 48487288

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 103, 196, 206, 392, 412, 721, 824, 997, 1442, 1994, 2884, 3988, 5047, 5768, 6979, 7976, 10094, 13958, 20188, 27916, 40376, 48853, 55832, 97706, 102691, 195412, 205382, 390824, 410764, 718837, 821528, 1437674, 2875348, 5031859, 5750696, 10063718, 20127436, 40254872]

約数ペア:

[(1, 40254872), (2, 20127436), (4, 10063718), (7, 5750696), (8, 5031859), (14, 2875348), (28, 1437674), (49, 821528), (56, 718837), (98, 410764), (103, 390824), (196, 205382), (206, 195412), (392, 102691), (412, 97706), (721, 55832), (824, 48853), (997, 40376), (1442, 27916), (1994, 20188), (2884, 13958), (3988, 10094), (5047, 7976), (5768, 6979)]