40153340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28277}}^1$

素因数の和:28357

約数の個数: 24

約数和(自身を含む): 85512672

約数和(自身を除く): 45359332

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 28277, 56554, 113108, 141385, 282770, 565540, 2007667, 4015334, 8030668, 10038335, 20076670, 40153340]

約数ペア:

[(1, 40153340), (2, 20076670), (4, 10038335), (5, 8030668), (10, 4015334), (20, 2007667), (71, 565540), (142, 282770), (284, 141385), (355, 113108), (710, 56554), (1420, 28277)]