2180948

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 4873344

約数和(自身を除く): 2692396

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 73, 77, 97, 146, 154, 194, 292, 308, 388, 511, 679, 803, 1022, 1067, 1358, 1606, 2044, 2134, 2716, 3212, 4268, 5621, 7081, 7469, 11242, 14162, 14938, 22484, 28324, 29876, 49567, 77891, 99134, 155782, 198268, 311564, 545237, 1090474, 2180948]

約数ペア:

[(1, 2180948), (2, 1090474), (4, 545237), (7, 311564), (11, 198268), (14, 155782), (22, 99134), (28, 77891), (44, 49567), (73, 29876), (77, 28324), (97, 22484), (146, 14938), (154, 14162), (194, 11242), (292, 7469), (308, 7081), (388, 5621), (511, 4268), (679, 3212), (803, 2716), (1022, 2134), (1067, 2044), (1358, 1606)]