11175920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{2851}}^1$

素因数の和:2878

約数の個数: 60

約数和(自身を含む): 30236904

約数和(自身を除く): 19060984

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, 2851, 3920, 5702, 11404, 14255, 19957, 22808, 28510, 39914, 45616, 57020, 79828, 99785, 114040, 139699, 159656, 199570, 228080, 279398, 319312, 399140, 558796, 698495, 798280, 1117592, 1396990, 1596560, 2235184, 2793980, 5587960, 11175920]

約数ペア:

[(1, 11175920), (2, 5587960), (4, 2793980), (5, 2235184), (7, 1596560), (8, 1396990), (10, 1117592), (14, 798280), (16, 698495), (20, 558796), (28, 399140), (35, 319312), (40, 279398), (49, 228080), (56, 199570), (70, 159656), (80, 139699), (98, 114040), (112, 99785), (140, 79828), (196, 57020), (245, 45616), (280, 39914), (392, 28510), (490, 22808), (560, 19957), (784, 14255), (980, 11404), (1960, 5702), (2851, 3920)]