2000140

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1031}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 4247712

約数和(自身を除く): 2247572

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1031, 1940, 2062, 4124, 5155, 10310, 20620, 100007, 200014, 400028, 500035, 1000070, 2000140]

約数ペア:

[(1, 2000140), (2, 1000070), (4, 500035), (5, 400028), (10, 200014), (20, 100007), (97, 20620), (194, 10310), (388, 5155), (485, 4124), (970, 2062), (1031, 1940)]