9996500

素因数分解:

$2^2\times 5^3\times {\mathrm{19993}}^1$

素因数の和:20012

約数の個数: 24

約数和(自身を含む): 21833448

約数和(自身を除く): 11836948

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 19993, 39986, 79972, 99965, 199930, 399860, 499825, 999650, 1999300, 2499125, 4998250, 9996500]

約数ペア:

[(1, 9996500), (2, 4998250), (4, 2499125), (5, 1999300), (10, 999650), (20, 499825), (25, 399860), (50, 199930), (100, 99965), (125, 79972), (250, 39986), (500, 19993)]