187877780

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{48673}}^1$

素因数の和:48875

約数の個数: 24

約数和(自身を含む): 396595752

約数和(自身を除く): 208717972

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 48673, 97346, 194692, 243365, 486730, 973460, 9393889, 18787778, 37575556, 46969445, 93938890, 187877780]

約数ペア:

[(1, 187877780), (2, 93938890), (4, 46969445), (5, 37575556), (10, 18787778), (20, 9393889), (193, 973460), (386, 486730), (772, 243365), (965, 194692), (1930, 97346), (3860, 48673)]