40804628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{3919}}^1$

素因数の和:4079

約数の個数: 24

約数和(自身を含む): 75734400

約数和(自身を除く): 34929772

約数列:

[1, 2, 4, 19, 38, 76, 137, 274, 548, 2603, 3919, 5206, 7838, 10412, 15676, 74461, 148922, 297844, 536903, 1073806, 2147612, 10201157, 20402314, 40804628]

約数ペア:

[(1, 40804628), (2, 20402314), (4, 10201157), (19, 2147612), (38, 1073806), (76, 536903), (137, 297844), (274, 148922), (548, 74461), (2603, 15676), (3919, 10412), (5206, 7838)]