55657520

素因数分解:

$2^4\times 5^1\times {\mathrm{695719}}^1$

素因数の和:695732

約数の個数: 20

約数和(自身を含む): 129403920

約数和(自身を除く): 73746400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 695719, 1391438, 2782876, 3478595, 5565752, 6957190, 11131504, 13914380, 27828760, 55657520]

約数ペア:

[(1, 55657520), (2, 27828760), (4, 13914380), (5, 11131504), (8, 6957190), (10, 5565752), (16, 3478595), (20, 2782876), (40, 1391438), (80, 695719)]