1280384

素因数分解:

$2^7\times 7^1\times {\mathrm{1429}}^1$

素因数の和:1450

約数の個数: 32

約数和(自身を含む): 2917200

約数和(自身を除く): 1636816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 1429, 2858, 5716, 10003, 11432, 20006, 22864, 40012, 45728, 80024, 91456, 160048, 182912, 320096, 640192, 1280384]

約数ペア:

[(1, 1280384), (2, 640192), (4, 320096), (7, 182912), (8, 160048), (14, 91456), (16, 80024), (28, 45728), (32, 40012), (56, 22864), (64, 20006), (112, 11432), (128, 10003), (224, 5716), (448, 2858), (896, 1429)]