40826240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{701}}^1$

素因数の和:740

約数の個数: 128

約数和(自身を含む): 120294720

約数和(自身を除く): 79468480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 701, 728, 832, 896, 910, 1040, 1120, 1402, 1456, 1664, 1820, 2080, 2240, 2804, 2912, 3505, 3640, 4160, 4480, 4907, 5608, 5824, 7010, 7280, 8320, 9113, 9814, 11216, 11648, 14020, 14560, 18226, 19628, 22432, 24535, 28040, 29120, 36452, 39256, 44864, 45565, 49070, 56080, 58240, 63791, 72904, 78512, 89728, 91130, 98140, 112160, 127582, 145808, 157024, 182260, 196280, 224320, 255164, 291616, 314048, 318955, 364520, 392560, 448640, 510328, 583232, 628096, 637910, 729040, 785120, 1020656, 1166464, 1275820, 1458080, 1570240, 2041312, 2551640, 2916160, 3140480, 4082624, 5103280, 5832320, 8165248, 10206560, 20413120, 40826240]

約数ペア:

[(1, 40826240), (2, 20413120), (4, 10206560), (5, 8165248), (7, 5832320), (8, 5103280), (10, 4082624), (13, 3140480), (14, 2916160), (16, 2551640), (20, 2041312), (26, 1570240), (28, 1458080), (32, 1275820), (35, 1166464), (40, 1020656), (52, 785120), (56, 729040), (64, 637910), (65, 628096), (70, 583232), (80, 510328), (91, 448640), (104, 392560), (112, 364520), (128, 318955), (130, 314048), (140, 291616), (160, 255164), (182, 224320), (208, 196280), (224, 182260), (260, 157024), (280, 145808), (320, 127582), (364, 112160), (416, 98140), (448, 91130), (455, 89728), (520, 78512), (560, 72904), (640, 63791), (701, 58240), (728, 56080), (832, 49070), (896, 45565), (910, 44864), (1040, 39256), (1120, 36452), (1402, 29120), (1456, 28040), (1664, 24535), (1820, 22432), (2080, 19628), (2240, 18226), (2804, 14560), (2912, 14020), (3505, 11648), (3640, 11216), (4160, 9814), (4480, 9113), (4907, 8320), (5608, 7280), (5824, 7010)]