12609220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48497}}^1$

素因数の和:48519

約数の個数: 24

約数和(自身を含む): 28516824

約数和(自身を除く): 15907604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 48497, 96994, 193988, 242485, 484970, 630461, 969940, 1260922, 2521844, 3152305, 6304610, 12609220]

約数ペア:

[(1, 12609220), (2, 6304610), (4, 3152305), (5, 2521844), (10, 1260922), (13, 969940), (20, 630461), (26, 484970), (52, 242485), (65, 193988), (130, 96994), (260, 48497)]