20899682260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{13227647}}^1$

素因数の和:13227735

約数の個数: 24

約数和(自身を含む): 44444897280

約数和(自身を除く): 23545215020

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 13227647, 26455294, 52910588, 66138235, 132276470, 264552940, 1044984113, 2089968226, 4179936452, 5224920565, 10449841130, 20899682260]

約数ペア:

[(1, 20899682260), (2, 10449841130), (4, 5224920565), (5, 4179936452), (10, 2089968226), (20, 1044984113), (79, 264552940), (158, 132276470), (316, 66138235), (395, 52910588), (790, 26455294), (1580, 13227647)]