51181140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1039}}^1$

素因数の和:1872

約数の個数: 48

約数和(自身を含む): 143619840

約数和(自身を除く): 92438700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 821, 1039, 1642, 2078, 2463, 3117, 3284, 4105, 4156, 4926, 5195, 6234, 8210, 9852, 10390, 12315, 12468, 15585, 16420, 20780, 24630, 31170, 49260, 62340, 853019, 1706038, 2559057, 3412076, 4265095, 5118114, 8530190, 10236228, 12795285, 17060380, 25590570, 51181140]

約数ペア:

[(1, 51181140), (2, 25590570), (3, 17060380), (4, 12795285), (5, 10236228), (6, 8530190), (10, 5118114), (12, 4265095), (15, 3412076), (20, 2559057), (30, 1706038), (60, 853019), (821, 62340), (1039, 49260), (1642, 31170), (2078, 24630), (2463, 20780), (3117, 16420), (3284, 15585), (4105, 12468), (4156, 12315), (4926, 10390), (5195, 9852), (6234, 8210)]