47921920

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1291}}^1$

素因数の和:1341

約数の個数: 72

約数和(自身を含む): 118838160

約数和(自身を除く): 70916240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 580, 640, 928, 1160, 1280, 1291, 1856, 2320, 2582, 3712, 4640, 5164, 6455, 7424, 9280, 10328, 12910, 18560, 20656, 25820, 37120, 37439, 41312, 51640, 74878, 82624, 103280, 149756, 165248, 187195, 206560, 299512, 330496, 374390, 413120, 599024, 748780, 826240, 1198048, 1497560, 1652480, 2396096, 2995120, 4792192, 5990240, 9584384, 11980480, 23960960, 47921920]

約数ペア:

[(1, 47921920), (2, 23960960), (4, 11980480), (5, 9584384), (8, 5990240), (10, 4792192), (16, 2995120), (20, 2396096), (29, 1652480), (32, 1497560), (40, 1198048), (58, 826240), (64, 748780), (80, 599024), (116, 413120), (128, 374390), (145, 330496), (160, 299512), (232, 206560), (256, 187195), (290, 165248), (320, 149756), (464, 103280), (580, 82624), (640, 74878), (928, 51640), (1160, 41312), (1280, 37439), (1291, 37120), (1856, 25820), (2320, 20656), (2582, 18560), (3712, 12910), (4640, 10328), (5164, 9280), (6455, 7424)]