27974504080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{34019}}^1$

素因数の和:34592

約数の個数: 80

約数和(自身を含む): 68592484800

約数和(自身を除く): 40617980720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 541, 760, 1082, 1520, 2164, 2705, 4328, 5410, 8656, 10279, 10820, 20558, 21640, 34019, 41116, 43280, 51395, 68038, 82232, 102790, 136076, 164464, 170095, 205580, 272152, 340190, 411160, 544304, 646361, 680380, 822320, 1292722, 1360760, 2585444, 2721520, 3231805, 5170888, 6463610, 10341776, 12927220, 18404279, 25854440, 36808558, 51708880, 73617116, 92021395, 147234232, 184042790, 294468464, 349681301, 368085580, 699362602, 736171160, 1398725204, 1472342320, 1748406505, 2797450408, 3496813010, 5594900816, 6993626020, 13987252040, 27974504080]

約数ペア:

[(1, 27974504080), (2, 13987252040), (4, 6993626020), (5, 5594900816), (8, 3496813010), (10, 2797450408), (16, 1748406505), (19, 1472342320), (20, 1398725204), (38, 736171160), (40, 699362602), (76, 368085580), (80, 349681301), (95, 294468464), (152, 184042790), (190, 147234232), (304, 92021395), (380, 73617116), (541, 51708880), (760, 36808558), (1082, 25854440), (1520, 18404279), (2164, 12927220), (2705, 10341776), (4328, 6463610), (5410, 5170888), (8656, 3231805), (10279, 2721520), (10820, 2585444), (20558, 1360760), (21640, 1292722), (34019, 822320), (41116, 680380), (43280, 646361), (51395, 544304), (68038, 411160), (82232, 340190), (102790, 272152), (136076, 205580), (164464, 170095)]