8289580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31883}}^1$

素因数の和:31905

約数の個数: 24

約数和(自身を含む): 18747792

約数和(自身を除く): 10458212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31883, 63766, 127532, 159415, 318830, 414479, 637660, 828958, 1657916, 2072395, 4144790, 8289580]

約数ペア:

[(1, 8289580), (2, 4144790), (4, 2072395), (5, 1657916), (10, 828958), (13, 637660), (20, 414479), (26, 318830), (52, 159415), (65, 127532), (130, 63766), (260, 31883)]