2001400

素因数分解:

$2^3\times 5^2\times {\mathrm{10007}}^1$

素因数の和:10023

約数の個数: 24

約数和(自身を含む): 4653720

約数和(自身を除く): 2652320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 10007, 20014, 40028, 50035, 80056, 100070, 200140, 250175, 400280, 500350, 1000700, 2001400]

約数ペア:

[(1, 2001400), (2, 1000700), (4, 500350), (5, 400280), (8, 250175), (10, 200140), (20, 100070), (25, 80056), (40, 50035), (50, 40028), (100, 20014), (200, 10007)]