12493040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{3187}}^1$

素因数の和:3214

約数の個数: 60

約数和(自身を含む): 33799176

約数和(自身を除く): 21306136

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, 3187, 3920, 6374, 12748, 15935, 22309, 25496, 31870, 44618, 50992, 63740, 89236, 111545, 127480, 156163, 178472, 223090, 254960, 312326, 356944, 446180, 624652, 780815, 892360, 1249304, 1561630, 1784720, 2498608, 3123260, 6246520, 12493040]

約数ペア:

[(1, 12493040), (2, 6246520), (4, 3123260), (5, 2498608), (7, 1784720), (8, 1561630), (10, 1249304), (14, 892360), (16, 780815), (20, 624652), (28, 446180), (35, 356944), (40, 312326), (49, 254960), (56, 223090), (70, 178472), (80, 156163), (98, 127480), (112, 111545), (140, 89236), (196, 63740), (245, 50992), (280, 44618), (392, 31870), (490, 25496), (560, 22309), (784, 15935), (980, 12748), (1960, 6374), (3187, 3920)]