8554980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{20369}}^1$

素因数の和:20388

約数の個数: 48

約数和(自身を含む): 27377280

約数和(自身を除く): 18822300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 20369, 40738, 61107, 81476, 101845, 122214, 142583, 203690, 244428, 285166, 305535, 407380, 427749, 570332, 611070, 712915, 855498, 1222140, 1425830, 1710996, 2138745, 2851660, 4277490, 8554980]

約数ペア:

[(1, 8554980), (2, 4277490), (3, 2851660), (4, 2138745), (5, 1710996), (6, 1425830), (7, 1222140), (10, 855498), (12, 712915), (14, 611070), (15, 570332), (20, 427749), (21, 407380), (28, 305535), (30, 285166), (35, 244428), (42, 203690), (60, 142583), (70, 122214), (84, 101845), (105, 81476), (140, 61107), (210, 40738), (420, 20369)]