1991570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1237}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 4278528

約数和(自身を除く): 2286958

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1237, 1610, 2474, 6185, 8659, 12370, 17318, 28451, 43295, 56902, 86590, 142255, 199157, 284510, 398314, 995785, 1991570]

約数ペア:

[(1, 1991570), (2, 995785), (5, 398314), (7, 284510), (10, 199157), (14, 142255), (23, 86590), (35, 56902), (46, 43295), (70, 28451), (115, 17318), (161, 12370), (230, 8659), (322, 6185), (805, 2474), (1237, 1610)]