2253940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8669}}^1$

素因数の和:8691

約数の個数: 24

約数和(自身を含む): 5097960

約数和(自身を除く): 2844020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8669, 17338, 34676, 43345, 86690, 112697, 173380, 225394, 450788, 563485, 1126970, 2253940]

約数ペア:

[(1, 2253940), (2, 1126970), (4, 563485), (5, 450788), (10, 225394), (13, 173380), (20, 112697), (26, 86690), (52, 43345), (65, 34676), (130, 17338), (260, 8669)]