20201024

素因数分解:

$2^6\times {\mathrm{439}}^1\times {\mathrm{719}}^1$

素因数の和:1170

約数の個数: 28

約数和(自身を含む): 40233600

約数和(自身を除く): 20032576

約数列:

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

約数ペア:

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