47731880

素因数分解:

$2^3\times 5^1\times 7^5\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 127059840

約数和(自身を除く): 79327960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 71, 98, 140, 142, 196, 245, 280, 284, 343, 355, 392, 490, 497, 568, 686, 710, 980, 994, 1372, 1420, 1715, 1960, 1988, 2401, 2485, 2744, 2840, 3430, 3479, 3976, 4802, 4970, 6860, 6958, 9604, 9940, 12005, 13720, 13916, 16807, 17395, 19208, 19880, 24010, 24353, 27832, 33614, 34790, 48020, 48706, 67228, 69580, 84035, 96040, 97412, 121765, 134456, 139160, 168070, 170471, 194824, 243530, 336140, 340942, 487060, 672280, 681884, 852355, 974120, 1193297, 1363768, 1704710, 2386594, 3409420, 4773188, 5966485, 6818840, 9546376, 11932970, 23865940, 47731880]

約数ペア:

[(1, 47731880), (2, 23865940), (4, 11932970), (5, 9546376), (7, 6818840), (8, 5966485), (10, 4773188), (14, 3409420), (20, 2386594), (28, 1704710), (35, 1363768), (40, 1193297), (49, 974120), (56, 852355), (70, 681884), (71, 672280), (98, 487060), (140, 340942), (142, 336140), (196, 243530), (245, 194824), (280, 170471), (284, 168070), (343, 139160), (355, 134456), (392, 121765), (490, 97412), (497, 96040), (568, 84035), (686, 69580), (710, 67228), (980, 48706), (994, 48020), (1372, 34790), (1420, 33614), (1715, 27832), (1960, 24353), (1988, 24010), (2401, 19880), (2485, 19208), (2744, 17395), (2840, 16807), (3430, 13916), (3479, 13720), (3976, 12005), (4802, 9940), (4970, 9604), (6860, 6958)]