408112

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{1109}}^1$

素因数の和:1140

約数の個数: 20

約数和(自身を含む): 825840

約数和(自身を除く): 417728

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 1109, 2218, 4436, 8872, 17744, 25507, 51014, 102028, 204056, 408112]

約数ペア:

[(1, 408112), (2, 204056), (4, 102028), (8, 51014), (16, 25507), (23, 17744), (46, 8872), (92, 4436), (184, 2218), (368, 1109)]