22528120

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5167}}^1$

素因数の和:5287

約数の個数: 32

約数和(自身を含む): 51163200

約数和(自身を除く): 28635080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 5167, 10334, 20668, 25835, 41336, 51670, 103340, 206680, 563203, 1126406, 2252812, 2816015, 4505624, 5632030, 11264060, 22528120]

約数ペア:

[(1, 22528120), (2, 11264060), (4, 5632030), (5, 4505624), (8, 2816015), (10, 2252812), (20, 1126406), (40, 563203), (109, 206680), (218, 103340), (436, 51670), (545, 41336), (872, 25835), (1090, 20668), (2180, 10334), (4360, 5167)]