87988820

素因数分解:

$2^2\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{3083}}^1$

素因数の和:4519

約数の個数: 24

約数和(自身を含む): 184965984

約数和(自身を除く): 96977164

約数列:

[1, 2, 4, 5, 10, 20, 1427, 2854, 3083, 5708, 6166, 7135, 12332, 14270, 15415, 28540, 30830, 61660, 4399441, 8798882, 17597764, 21997205, 43994410, 87988820]

約数ペア:

[(1, 87988820), (2, 43994410), (4, 21997205), (5, 17597764), (10, 8798882), (20, 4399441), (1427, 61660), (2854, 30830), (3083, 28540), (5708, 15415), (6166, 14270), (7135, 12332)]