40709438

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13913}}^1$

素因数の和:13952

約数の個数: 32

約数和(自身を含む): 80144640

約数和(自身を除く): 39435202

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 13913, 27826, 97391, 153043, 194782, 264347, 306086, 528694, 1071301, 1850429, 2142602, 2907817, 3700858, 5815634, 20354719, 40709438]

約数ペア:

[(1, 40709438), (2, 20354719), (7, 5815634), (11, 3700858), (14, 2907817), (19, 2142602), (22, 1850429), (38, 1071301), (77, 528694), (133, 306086), (154, 264347), (209, 194782), (266, 153043), (418, 97391), (1463, 27826), (2926, 13913)]