39949860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{821}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 112133952

約数和(自身を除く): 72184092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 811, 821, 1622, 1642, 2433, 2463, 3244, 3284, 4055, 4105, 4866, 4926, 8110, 8210, 9732, 9852, 12165, 12315, 16220, 16420, 24330, 24630, 48660, 49260, 665831, 1331662, 1997493, 2663324, 3329155, 3994986, 6658310, 7989972, 9987465, 13316620, 19974930, 39949860]

約数ペア:

[(1, 39949860), (2, 19974930), (3, 13316620), (4, 9987465), (5, 7989972), (6, 6658310), (10, 3994986), (12, 3329155), (15, 2663324), (20, 1997493), (30, 1331662), (60, 665831), (811, 49260), (821, 48660), (1622, 24630), (1642, 24330), (2433, 16420), (2463, 16220), (3244, 12315), (3284, 12165), (4055, 9852), (4105, 9732), (4866, 8210), (4926, 8110)]