40402048

素因数分解:

$2^7\times {\mathrm{439}}^1\times {\mathrm{719}}^1$

素因数の和:1172

約数の個数: 32

約数和(自身を含む): 80784000

約数和(自身を除く): 40381952

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 439, 719, 878, 1438, 1756, 2876, 3512, 5752, 7024, 11504, 14048, 23008, 28096, 46016, 56192, 92032, 315641, 631282, 1262564, 2525128, 5050256, 10100512, 20201024, 40402048]

約数ペア:

[(1, 40402048), (2, 20201024), (4, 10100512), (8, 5050256), (16, 2525128), (32, 1262564), (64, 631282), (128, 315641), (439, 92032), (719, 56192), (878, 46016), (1438, 28096), (1756, 23008), (2876, 14048), (3512, 11504), (5752, 7024)]