201804820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1441463}}^1$

素因数の和:1441479

約数の個数: 24

約数和(自身を含む): 484331904

約数和(自身を除く): 282527084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1441463, 2882926, 5765852, 7207315, 10090241, 14414630, 20180482, 28829260, 40360964, 50451205, 100902410, 201804820]

約数ペア:

[(1, 201804820), (2, 100902410), (4, 50451205), (5, 40360964), (7, 28829260), (10, 20180482), (14, 14414630), (20, 10090241), (28, 7207315), (35, 5765852), (70, 2882926), (140, 1441463)]