30484720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{54437}}^1$

素因数の和:54457

約数の個数: 40

約数和(自身を含む): 81003744

約数和(自身を除く): 50519024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 54437, 108874, 217748, 272185, 381059, 435496, 544370, 762118, 870992, 1088740, 1524236, 1905295, 2177480, 3048472, 3810590, 4354960, 6096944, 7621180, 15242360, 30484720]

約数ペア:

[(1, 30484720), (2, 15242360), (4, 7621180), (5, 6096944), (7, 4354960), (8, 3810590), (10, 3048472), (14, 2177480), (16, 1905295), (20, 1524236), (28, 1088740), (35, 870992), (40, 762118), (56, 544370), (70, 435496), (80, 381059), (112, 272185), (140, 217748), (280, 108874), (560, 54437)]