9992080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{2549}}^1$

素因数の和:2576

約数の個数: 60

約数和(自身を含む): 27035100

約数和(自身を除く): 17043020

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 2549, 3920, 5098, 10196, 12745, 17843, 20392, 25490, 35686, 40784, 50980, 71372, 89215, 101960, 124901, 142744, 178430, 203920, 249802, 285488, 356860, 499604, 624505, 713720, 999208, 1249010, 1427440, 1998416, 2498020, 4996040, 9992080]

約数ペア:

[(1, 9992080), (2, 4996040), (4, 2498020), (5, 1998416), (7, 1427440), (8, 1249010), (10, 999208), (14, 713720), (16, 624505), (20, 499604), (28, 356860), (35, 285488), (40, 249802), (49, 203920), (56, 178430), (70, 142744), (80, 124901), (98, 101960), (112, 89215), (140, 71372), (196, 50980), (245, 40784), (280, 35686), (392, 25490), (490, 20392), (560, 17843), (784, 12745), (980, 10196), (1960, 5098), (2549, 3920)]