4516000

素因数分解:

$2^5\times 5^3\times {\mathrm{1129}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 11105640

約数和(自身を除く): 6589640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 1129, 2000, 2258, 4000, 4516, 5645, 9032, 11290, 18064, 22580, 28225, 36128, 45160, 56450, 90320, 112900, 141125, 180640, 225800, 282250, 451600, 564500, 903200, 1129000, 2258000, 4516000]

約数ペア:

[(1, 4516000), (2, 2258000), (4, 1129000), (5, 903200), (8, 564500), (10, 451600), (16, 282250), (20, 225800), (25, 180640), (32, 141125), (40, 112900), (50, 90320), (80, 56450), (100, 45160), (125, 36128), (160, 28225), (200, 22580), (250, 18064), (400, 11290), (500, 9032), (800, 5645), (1000, 4516), (1129, 4000), (2000, 2258)]