40497664

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:241

約数の個数: 80

約数和(自身を含む): 89369280

約数和(自身を除く): 48871616

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 128, 152, 181, 184, 256, 304, 362, 368, 437, 512, 608, 724, 736, 874, 1216, 1448, 1472, 1748, 2432, 2896, 2944, 3439, 3496, 4163, 4864, 5792, 5888, 6878, 6992, 8326, 9728, 11584, 11776, 13756, 13984, 16652, 23168, 27512, 27968, 33304, 46336, 55024, 55936, 66608, 79097, 92672, 110048, 111872, 133216, 158194, 220096, 223744, 266432, 316388, 440192, 532864, 632776, 880384, 1065728, 1265552, 1760768, 2131456, 2531104, 5062208, 10124416, 20248832, 40497664]

約数ペア:

[(1, 40497664), (2, 20248832), (4, 10124416), (8, 5062208), (16, 2531104), (19, 2131456), (23, 1760768), (32, 1265552), (38, 1065728), (46, 880384), (64, 632776), (76, 532864), (92, 440192), (128, 316388), (152, 266432), (181, 223744), (184, 220096), (256, 158194), (304, 133216), (362, 111872), (368, 110048), (437, 92672), (512, 79097), (608, 66608), (724, 55936), (736, 55024), (874, 46336), (1216, 33304), (1448, 27968), (1472, 27512), (1748, 23168), (2432, 16652), (2896, 13984), (2944, 13756), (3439, 11776), (3496, 11584), (4163, 9728), (4864, 8326), (5792, 6992), (5888, 6878)]