197201440

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28663}}^1$

素因数の和:28721

約数の個数: 48

約数和(自身を含む): 476739648

約数和(自身を除く): 279538208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 28663, 57326, 114652, 143315, 229304, 286630, 458608, 573260, 917216, 1146520, 1232509, 2293040, 2465018, 4586080, 4930036, 6162545, 9860072, 12325090, 19720144, 24650180, 39440288, 49300360, 98600720, 197201440]

約数ペア:

[(1, 197201440), (2, 98600720), (4, 49300360), (5, 39440288), (8, 24650180), (10, 19720144), (16, 12325090), (20, 9860072), (32, 6162545), (40, 4930036), (43, 4586080), (80, 2465018), (86, 2293040), (160, 1232509), (172, 1146520), (215, 917216), (344, 573260), (430, 458608), (688, 286630), (860, 229304), (1376, 143315), (1720, 114652), (3440, 57326), (6880, 28663)]