133130840

素因数分解:

$2^3\times 5^1\times {\mathrm{3328271}}^1$

素因数の和:3328282

約数の個数: 16

約数和(自身を含む): 299544480

約数和(自身を除く): 166413640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3328271, 6656542, 13313084, 16641355, 26626168, 33282710, 66565420, 133130840]

約数ペア:

[(1, 133130840), (2, 66565420), (4, 33282710), (5, 26626168), (8, 16641355), (10, 13313084), (20, 6656542), (40, 3328271)]