492740440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{286477}}^1$

素因数の和:286531

約数の個数: 32

約数和(自身を含む): 1134452880

約数和(自身を除く): 641712440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 286477, 572954, 1145908, 1432385, 2291816, 2864770, 5729540, 11459080, 12318511, 24637022, 49274044, 61592555, 98548088, 123185110, 246370220, 492740440]

約数ペア:

[(1, 492740440), (2, 246370220), (4, 123185110), (5, 98548088), (8, 61592555), (10, 49274044), (20, 24637022), (40, 12318511), (43, 11459080), (86, 5729540), (172, 2864770), (215, 2291816), (344, 1432385), (430, 1145908), (860, 572954), (1720, 286477)]