40148276

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21401}}^1$

素因数の和:21479

約数の個数: 24

約数和(自身を含む): 81498816

約数和(自身を除く): 41350540

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 21401, 42802, 85604, 149807, 299614, 599228, 1433867, 2867734, 5735468, 10037069, 20074138, 40148276]

約数ペア:

[(1, 40148276), (2, 20074138), (4, 10037069), (7, 5735468), (14, 2867734), (28, 1433867), (67, 599228), (134, 299614), (268, 149807), (469, 85604), (938, 42802), (1876, 21401)]