380971570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{3907}}^1$

素因数の和:4127

約数の個数: 48

約数和(自身を含む): 801921600

約数和(自身を除く): 420950030

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 199, 245, 398, 490, 995, 1393, 1990, 2786, 3907, 6965, 7814, 9751, 13930, 19502, 19535, 27349, 39070, 48755, 54698, 97510, 136745, 191443, 273490, 382886, 777493, 957215, 1554986, 1914430, 3887465, 5442451, 7774930, 10884902, 27212255, 38097157, 54424510, 76194314, 190485785, 380971570]

約数ペア:

[(1, 380971570), (2, 190485785), (5, 76194314), (7, 54424510), (10, 38097157), (14, 27212255), (35, 10884902), (49, 7774930), (70, 5442451), (98, 3887465), (199, 1914430), (245, 1554986), (398, 957215), (490, 777493), (995, 382886), (1393, 273490), (1990, 191443), (2786, 136745), (3907, 97510), (6965, 54698), (7814, 48755), (9751, 39070), (13930, 27349), (19502, 19535)]