40905728

素因数分解:

$2^{10}\times {\mathrm{43}}^1\times {\mathrm{929}}^1$

素因数の和:992

約数の個数: 44

約数和(自身を含む): 83763240

約数和(自身を除く): 42857512

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 929, 1024, 1376, 1858, 2752, 3716, 5504, 7432, 11008, 14864, 22016, 29728, 39947, 44032, 59456, 79894, 118912, 159788, 237824, 319576, 475648, 639152, 951296, 1278304, 2556608, 5113216, 10226432, 20452864, 40905728]

約数ペア:

[(1, 40905728), (2, 20452864), (4, 10226432), (8, 5113216), (16, 2556608), (32, 1278304), (43, 951296), (64, 639152), (86, 475648), (128, 319576), (172, 237824), (256, 159788), (344, 118912), (512, 79894), (688, 59456), (929, 44032), (1024, 39947), (1376, 29728), (1858, 22016), (2752, 14864), (3716, 11008), (5504, 7432)]