408264080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{104149}}^1$

素因数の和:104176

約数の個数: 60

約数和(自身を含む): 1104198300

約数和(自身を除く): 695934220

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, 3920, 104149, 208298, 416596, 520745, 729043, 833192, 1041490, 1458086, 1666384, 2082980, 2916172, 3645215, 4165960, 5103301, 5832344, 7290430, 8331920, 10206602, 11664688, 14580860, 20413204, 25516505, 29161720, 40826408, 51033010, 58323440, 81652816, 102066020, 204132040, 408264080]

約数ペア:

[(1, 408264080), (2, 204132040), (4, 102066020), (5, 81652816), (7, 58323440), (8, 51033010), (10, 40826408), (14, 29161720), (16, 25516505), (20, 20413204), (28, 14580860), (35, 11664688), (40, 10206602), (49, 8331920), (56, 7290430), (70, 5832344), (80, 5103301), (98, 4165960), (112, 3645215), (140, 2916172), (196, 2082980), (245, 1666384), (280, 1458086), (392, 1041490), (490, 833192), (560, 729043), (784, 520745), (980, 416596), (1960, 208298), (3920, 104149)]