1260937984

素因数分解:

$2^8\times {\mathrm{4925539}}^1$

素因数の和:4925555

約数の個数: 18

約数和(自身を含む): 2516950940

約数和(自身を除く): 1256012956

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 4925539, 9851078, 19702156, 39404312, 78808624, 157617248, 315234496, 630468992, 1260937984]

約数ペア:

[(1, 1260937984), (2, 630468992), (4, 315234496), (8, 157617248), (16, 78808624), (32, 39404312), (64, 19702156), (128, 9851078), (256, 4925539)]