127198540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47819}}^1$

素因数の和:47854

約数の個数: 48

約数和(自身を含む): 321350400

約数和(自身を除く): 194151860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 47819, 95638, 191276, 239095, 334733, 478190, 669466, 908561, 956380, 1338932, 1673665, 1817122, 3347330, 3634244, 4542805, 6359927, 6694660, 9085610, 12719854, 18171220, 25439708, 31799635, 63599270, 127198540]

約数ペア:

[(1, 127198540), (2, 63599270), (4, 31799635), (5, 25439708), (7, 18171220), (10, 12719854), (14, 9085610), (19, 6694660), (20, 6359927), (28, 4542805), (35, 3634244), (38, 3347330), (70, 1817122), (76, 1673665), (95, 1338932), (133, 956380), (140, 908561), (190, 669466), (266, 478190), (380, 334733), (532, 239095), (665, 191276), (1330, 95638), (2660, 47819)]