40063640

素因数分解:

$2^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1217}}^1$

素因数の和:2051

約数の個数: 32

約数和(自身を含む): 90326880

約数和(自身を除く): 50263240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 823, 1217, 1646, 2434, 3292, 4115, 4868, 6085, 6584, 8230, 9736, 12170, 16460, 24340, 32920, 48680, 1001591, 2003182, 4006364, 5007955, 8012728, 10015910, 20031820, 40063640]

約数ペア:

[(1, 40063640), (2, 20031820), (4, 10015910), (5, 8012728), (8, 5007955), (10, 4006364), (20, 2003182), (40, 1001591), (823, 48680), (1217, 32920), (1646, 24340), (2434, 16460), (3292, 12170), (4115, 9736), (4868, 8230), (6085, 6584)]