2939180

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{821}}^1$

素因数の和:1009

約数の個数: 24

約数和(自身を含む): 6214320

約数和(自身を除く): 3275140

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 821, 895, 1642, 1790, 3284, 3580, 4105, 8210, 16420, 146959, 293918, 587836, 734795, 1469590, 2939180]

約数ペア:

[(1, 2939180), (2, 1469590), (4, 734795), (5, 587836), (10, 293918), (20, 146959), (179, 16420), (358, 8210), (716, 4105), (821, 3580), (895, 3284), (1642, 1790)]