2220671488

素因数分解:

$2^9\times 7^1\times {\mathrm{619607}}^1$

素因数の和:619632

約数の個数: 40

約数和(自身を含む): 5070871872

約数和(自身を除く): 2850200384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 619607, 1239214, 2478428, 4337249, 4956856, 8674498, 9913712, 17348996, 19827424, 34697992, 39654848, 69395984, 79309696, 138791968, 158619392, 277583936, 317238784, 555167872, 1110335744, 2220671488]

約数ペア:

[(1, 2220671488), (2, 1110335744), (4, 555167872), (7, 317238784), (8, 277583936), (14, 158619392), (16, 138791968), (28, 79309696), (32, 69395984), (56, 39654848), (64, 34697992), (112, 19827424), (128, 17348996), (224, 9913712), (256, 8674498), (448, 4956856), (512, 4337249), (896, 2478428), (1792, 1239214), (3584, 619607)]