30127280

素因数分解:

$2^4\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1049}}^1$

素因数の和:1421

約数の個数: 40

約数和(自身を含む): 70308000

約数和(自身を除く): 40180720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359, 718, 1049, 1436, 1795, 2098, 2872, 3590, 4196, 5245, 5744, 7180, 8392, 10490, 14360, 16784, 20980, 28720, 41960, 83920, 376591, 753182, 1506364, 1882955, 3012728, 3765910, 6025456, 7531820, 15063640, 30127280]

約数ペア:

[(1, 30127280), (2, 15063640), (4, 7531820), (5, 6025456), (8, 3765910), (10, 3012728), (16, 1882955), (20, 1506364), (40, 753182), (80, 376591), (359, 83920), (718, 41960), (1049, 28720), (1436, 20980), (1795, 16784), (2098, 14360), (2872, 10490), (3590, 8392), (4196, 7180), (5245, 5744)]