12454780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47903}}^1$

素因数の和:47925

約数の個数: 24

約数和(自身を含む): 28167552

約数和(自身を除く): 15712772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 47903, 95806, 191612, 239515, 479030, 622739, 958060, 1245478, 2490956, 3113695, 6227390, 12454780]

約数ペア:

[(1, 12454780), (2, 6227390), (4, 3113695), (5, 2490956), (10, 1245478), (13, 958060), (20, 622739), (26, 479030), (52, 239515), (65, 191612), (130, 95806), (260, 47903)]