130765040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{233509}}^1$

素因数の和:233529

約数の個数: 40

約数和(自身を含む): 347462880

約数和(自身を除く): 216697840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 233509, 467018, 934036, 1167545, 1634563, 1868072, 2335090, 3269126, 3736144, 4670180, 6538252, 8172815, 9340360, 13076504, 16345630, 18680720, 26153008, 32691260, 65382520, 130765040]

約数ペア:

[(1, 130765040), (2, 65382520), (4, 32691260), (5, 26153008), (7, 18680720), (8, 16345630), (10, 13076504), (14, 9340360), (16, 8172815), (20, 6538252), (28, 4670180), (35, 3736144), (40, 3269126), (56, 2335090), (70, 1868072), (80, 1634563), (112, 1167545), (140, 934036), (280, 467018), (560, 233509)]