2804890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 5645376

約数和(自身を除く): 2840486

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 593, 946, 1186, 2365, 2965, 4730, 5930, 6523, 13046, 25499, 32615, 50998, 65230, 127495, 254990, 280489, 560978, 1402445, 2804890]

約数ペア:

[(1, 2804890), (2, 1402445), (5, 560978), (10, 280489), (11, 254990), (22, 127495), (43, 65230), (55, 50998), (86, 32615), (110, 25499), (215, 13046), (430, 6523), (473, 5930), (593, 4730), (946, 2965), (1186, 2365)]