2890071.00000000

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 26717040

約数和(自身を除く): 11851706

約数列:

[1, 2, 11, 19, 22, 38, 53, 61, 106, 121, 122, 209, 242, 418, 583, 671, 1007, 1159, 1166, 1342, 2014, 2299, 2318, 3233, 4598, 6413, 6466, 7381, 11077, 12749, 12826, 14762, 22154, 25498, 35563, 61427, 71126, 121847, 122854, 140239, 243694, 280478, 391193, 675697, 782386, 1351394, 7432667, 14865334]

約数ペア:

[(1, 14865334), (2, 7432667), (11, 1351394), (19, 782386), (22, 675697), (38, 391193), (53, 280478), (61, 243694), (106, 140239), (121, 122854), (122, 121847), (209, 71126), (242, 61427), (418, 35563), (583, 25498), (671, 22154), (1007, 14762), (1159, 12826), (1166, 12749), (1342, 11077), (2014, 7381), (2299, 6466), (2318, 6413), (3233, 4598)]