401981440

素因数分解:

$2^{14}\times 5^1\times 7^1\times {\mathrm{701}}^1$

素因数の和:741

約数の個数: 120

約数和(自身を含む): 1104116832

約数和(自身を除く): 702135392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 701, 896, 1024, 1120, 1280, 1402, 1792, 2048, 2240, 2560, 2804, 3505, 3584, 4096, 4480, 4907, 5120, 5608, 7010, 7168, 8192, 8960, 9814, 10240, 11216, 14020, 14336, 16384, 17920, 19628, 20480, 22432, 24535, 28040, 28672, 35840, 39256, 40960, 44864, 49070, 56080, 57344, 71680, 78512, 81920, 89728, 98140, 112160, 114688, 143360, 157024, 179456, 196280, 224320, 286720, 314048, 358912, 392560, 448640, 573440, 628096, 717824, 785120, 897280, 1256192, 1435648, 1570240, 1794560, 2512384, 2871296, 3140480, 3589120, 5024768, 5742592, 6280960, 7178240, 10049536, 11485184, 12561920, 14356480, 20099072, 25123840, 28712960, 40198144, 50247680, 57425920, 80396288, 100495360, 200990720, 401981440]

約数ペア:

[(1, 401981440), (2, 200990720), (4, 100495360), (5, 80396288), (7, 57425920), (8, 50247680), (10, 40198144), (14, 28712960), (16, 25123840), (20, 20099072), (28, 14356480), (32, 12561920), (35, 11485184), (40, 10049536), (56, 7178240), (64, 6280960), (70, 5742592), (80, 5024768), (112, 3589120), (128, 3140480), (140, 2871296), (160, 2512384), (224, 1794560), (256, 1570240), (280, 1435648), (320, 1256192), (448, 897280), (512, 785120), (560, 717824), (640, 628096), (701, 573440), (896, 448640), (1024, 392560), (1120, 358912), (1280, 314048), (1402, 286720), (1792, 224320), (2048, 196280), (2240, 179456), (2560, 157024), (2804, 143360), (3505, 114688), (3584, 112160), (4096, 98140), (4480, 89728), (4907, 81920), (5120, 78512), (5608, 71680), (7010, 57344), (7168, 56080), (8192, 49070), (8960, 44864), (9814, 40960), (10240, 39256), (11216, 35840), (14020, 28672), (14336, 28040), (16384, 24535), (17920, 22432), (19628, 20480)]