25448380

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3271}}^1$

素因数の和:3669

約数の個数: 24

約数和(自身を含む): 53595360

約数和(自身を除く): 28146980

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3271, 3890, 6542, 7780, 13084, 16355, 32710, 65420, 1272419, 2544838, 5089676, 6362095, 12724190, 25448380]

約数ペア:

[(1, 25448380), (2, 12724190), (4, 6362095), (5, 5089676), (10, 2544838), (20, 1272419), (389, 65420), (778, 32710), (1556, 16355), (1945, 13084), (3271, 7780), (3890, 6542)]