40688272

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{133843}}^1$

素因数の和:133870

約数の個数: 20

約数和(自身を含む): 82983280

約数和(自身を除く): 42295008

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 133843, 267686, 535372, 1070744, 2141488, 2543017, 5086034, 10172068, 20344136, 40688272]

約数ペア:

[(1, 40688272), (2, 20344136), (4, 10172068), (8, 5086034), (16, 2543017), (19, 2141488), (38, 1070744), (76, 535372), (152, 267686), (304, 133843)]