2189040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1303}}^1$

素因数の和:1326

約数の個数: 80

約数和(自身を含む): 7761408

約数和(自身を除く): 5572368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1303, 1680, 2606, 3909, 5212, 6515, 7818, 9121, 10424, 13030, 15636, 18242, 19545, 20848, 26060, 27363, 31272, 36484, 39090, 45605, 52120, 54726, 62544, 72968, 78180, 91210, 104240, 109452, 136815, 145936, 156360, 182420, 218904, 273630, 312720, 364840, 437808, 547260, 729680, 1094520, 2189040]

約数ペア:

[(1, 2189040), (2, 1094520), (3, 729680), (4, 547260), (5, 437808), (6, 364840), (7, 312720), (8, 273630), (10, 218904), (12, 182420), (14, 156360), (15, 145936), (16, 136815), (20, 109452), (21, 104240), (24, 91210), (28, 78180), (30, 72968), (35, 62544), (40, 54726), (42, 52120), (48, 45605), (56, 39090), (60, 36484), (70, 31272), (80, 27363), (84, 26060), (105, 20848), (112, 19545), (120, 18242), (140, 15636), (168, 13030), (210, 10424), (240, 9121), (280, 7818), (336, 6515), (420, 5212), (560, 3909), (840, 2606), (1303, 1680)]