40650340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28627}}^1$

素因数の和:28707

約数の個数: 24

約数和(自身を含む): 86571072

約数和(自身を除く): 45920732

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 28627, 57254, 114508, 143135, 286270, 572540, 2032517, 4065034, 8130068, 10162585, 20325170, 40650340]

約数ペア:

[(1, 40650340), (2, 20325170), (4, 10162585), (5, 8130068), (10, 4065034), (20, 2032517), (71, 572540), (142, 286270), (284, 143135), (355, 114508), (710, 57254), (1420, 28627)]