87805720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{95441}}^1$

素因数の和:95475

約数の個数: 32

約数和(自身を含む): 206154720

約数和(自身を除く): 118349000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 95441, 190882, 381764, 477205, 763528, 954410, 1908820, 2195143, 3817640, 4390286, 8780572, 10975715, 17561144, 21951430, 43902860, 87805720]

約数ペア:

[(1, 87805720), (2, 43902860), (4, 21951430), (5, 17561144), (8, 10975715), (10, 8780572), (20, 4390286), (23, 3817640), (40, 2195143), (46, 1908820), (92, 954410), (115, 763528), (184, 477205), (230, 381764), (460, 190882), (920, 95441)]