280201984

素因数分解:

$2^8\times {\mathrm{1094539}}^1$

素因数の和:1094555

約数の個数: 18

約数和(自身を含む): 559309940

約数和(自身を除く): 279107956

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1094539, 2189078, 4378156, 8756312, 17512624, 35025248, 70050496, 140100992, 280201984]

約数ペア:

[(1, 280201984), (2, 140100992), (4, 70050496), (8, 35025248), (16, 17512624), (32, 8756312), (64, 4378156), (128, 2189078), (256, 1094539)]