38950840

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4943}}^1$

素因数の和:5151

約数の個数: 32

約数和(自身を含む): 88102080

約数和(自身を除く): 49151240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 4943, 7880, 9886, 19772, 24715, 39544, 49430, 98860, 197720, 973771, 1947542, 3895084, 4868855, 7790168, 9737710, 19475420, 38950840]

約数ペア:

[(1, 38950840), (2, 19475420), (4, 9737710), (5, 7790168), (8, 4868855), (10, 3895084), (20, 1947542), (40, 973771), (197, 197720), (394, 98860), (788, 49430), (985, 39544), (1576, 24715), (1970, 19772), (3940, 9886), (4943, 7880)]