39954910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 81285120

約数和(自身を除く): 41330210

約数列:

[1, 2, 5, 10, 19, 23, 38, 41, 46, 82, 95, 115, 190, 205, 223, 230, 410, 437, 446, 779, 874, 943, 1115, 1558, 1886, 2185, 2230, 3895, 4237, 4370, 4715, 5129, 7790, 8474, 9143, 9430, 10258, 17917, 18286, 21185, 25645, 35834, 42370, 45715, 51290, 89585, 91430, 97451, 173717, 179170, 194902, 210289, 347434, 420578, 487255, 868585, 974510, 1051445, 1737170, 2102890, 3995491, 7990982, 19977455, 39954910]

約数ペア:

[(1, 39954910), (2, 19977455), (5, 7990982), (10, 3995491), (19, 2102890), (23, 1737170), (38, 1051445), (41, 974510), (46, 868585), (82, 487255), (95, 420578), (115, 347434), (190, 210289), (205, 194902), (223, 179170), (230, 173717), (410, 97451), (437, 91430), (446, 89585), (779, 51290), (874, 45715), (943, 42370), (1115, 35834), (1558, 25645), (1886, 21185), (2185, 18286), (2230, 17917), (3895, 10258), (4237, 9430), (4370, 9143), (4715, 8474), (5129, 7790)]