55515940

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{6323}}^1$

素因数の和:6771

約数の個数: 24

約数和(自身を含む): 116867520

約数和(自身を除く): 61351580

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 6323, 8780, 12646, 25292, 31615, 63230, 126460, 2775797, 5551594, 11103188, 13878985, 27757970, 55515940]

約数ペア:

[(1, 55515940), (2, 27757970), (4, 13878985), (5, 11103188), (10, 5551594), (20, 2775797), (439, 126460), (878, 63230), (1756, 31615), (2195, 25292), (4390, 12646), (6323, 8780)]