248996410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{4363}}^1$

素因数の和:4822

約数の個数: 32

約数和(自身を含む): 483880320

約数和(自身を除く): 234883910

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 439, 878, 2195, 4363, 4390, 5707, 8726, 11414, 21815, 28535, 43630, 56719, 57070, 113438, 283595, 567190, 1915357, 3830714, 9576785, 19153570, 24899641, 49799282, 124498205, 248996410]

約数ペア:

[(1, 248996410), (2, 124498205), (5, 49799282), (10, 24899641), (13, 19153570), (26, 9576785), (65, 3830714), (130, 1915357), (439, 567190), (878, 283595), (2195, 113438), (4363, 57070), (4390, 56719), (5707, 43630), (8726, 28535), (11414, 21815)]