16185680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{4129}}^1$

素因数の和:4156

約数の個数: 60

約数和(自身を含む): 43786260

約数和(自身を除く): 27600580

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 4129, 8258, 16516, 20645, 28903, 33032, 41290, 57806, 66064, 82580, 115612, 144515, 165160, 202321, 231224, 289030, 330320, 404642, 462448, 578060, 809284, 1011605, 1156120, 1618568, 2023210, 2312240, 3237136, 4046420, 8092840, 16185680]

約数ペア:

[(1, 16185680), (2, 8092840), (4, 4046420), (5, 3237136), (7, 2312240), (8, 2023210), (10, 1618568), (14, 1156120), (16, 1011605), (20, 809284), (28, 578060), (35, 462448), (40, 404642), (49, 330320), (56, 289030), (70, 231224), (80, 202321), (98, 165160), (112, 144515), (140, 115612), (196, 82580), (245, 66064), (280, 57806), (392, 41290), (490, 33032), (560, 28903), (784, 20645), (980, 16516), (1960, 8258), (3920, 4129)]