12887420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 34113408

約数和(自身を除く): 21225988

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 73, 91, 97, 130, 140, 146, 182, 194, 260, 292, 364, 365, 388, 455, 485, 511, 679, 730, 910, 949, 970, 1022, 1261, 1358, 1460, 1820, 1898, 1940, 2044, 2522, 2555, 2716, 3395, 3796, 4745, 5044, 5110, 6305, 6643, 6790, 7081, 8827, 9490, 10220, 12610, 13286, 13580, 14162, 17654, 18980, 25220, 26572, 28324, 33215, 35308, 35405, 44135, 49567, 66430, 70810, 88270, 92053, 99134, 132860, 141620, 176540, 184106, 198268, 247835, 368212, 460265, 495670, 644371, 920530, 991340, 1288742, 1841060, 2577484, 3221855, 6443710, 12887420]

約数ペア:

[(1, 12887420), (2, 6443710), (4, 3221855), (5, 2577484), (7, 1841060), (10, 1288742), (13, 991340), (14, 920530), (20, 644371), (26, 495670), (28, 460265), (35, 368212), (52, 247835), (65, 198268), (70, 184106), (73, 176540), (91, 141620), (97, 132860), (130, 99134), (140, 92053), (146, 88270), (182, 70810), (194, 66430), (260, 49567), (292, 44135), (364, 35405), (365, 35308), (388, 33215), (455, 28324), (485, 26572), (511, 25220), (679, 18980), (730, 17654), (910, 14162), (949, 13580), (970, 13286), (1022, 12610), (1261, 10220), (1358, 9490), (1460, 8827), (1820, 7081), (1898, 6790), (1940, 6643), (2044, 6305), (2522, 5110), (2555, 5044), (2716, 4745), (3395, 3796)]