28941280

素因数分解:

$2^5\times 5^1\times {\mathrm{180883}}^1$

素因数の和:180898

約数の個数: 24

約数和(自身を含む): 68374152

約数和(自身を除く): 39432872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 180883, 361766, 723532, 904415, 1447064, 1808830, 2894128, 3617660, 5788256, 7235320, 14470640, 28941280]

約数ペア:

[(1, 28941280), (2, 14470640), (4, 7235320), (5, 5788256), (8, 3617660), (10, 2894128), (16, 1808830), (20, 1447064), (32, 904415), (40, 723532), (80, 361766), (160, 180883)]