2016493280

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{124783}}^1$

素因数の和:124899

約数の個数: 48

約数和(自身を含む): 4811171904

約数和(自身を除く): 2794678624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 8080, 16160, 124783, 249566, 499132, 623915, 998264, 1247830, 1996528, 2495660, 3993056, 4991320, 9982640, 12603083, 19965280, 25206166, 50412332, 63015415, 100824664, 126030830, 201649328, 252061660, 403298656, 504123320, 1008246640, 2016493280]

約数ペア:

[(1, 2016493280), (2, 1008246640), (4, 504123320), (5, 403298656), (8, 252061660), (10, 201649328), (16, 126030830), (20, 100824664), (32, 63015415), (40, 50412332), (80, 25206166), (101, 19965280), (160, 12603083), (202, 9982640), (404, 4991320), (505, 3993056), (808, 2495660), (1010, 1996528), (1616, 1247830), (2020, 998264), (3232, 623915), (4040, 499132), (8080, 249566), (16160, 124783)]