13288660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8629}}^1$

素因数の和:8656

約数の個数: 48

約数和(自身を含む): 34796160

約数和(自身を除く): 21507500

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 8629, 17258, 34516, 43145, 60403, 86290, 94919, 120806, 172580, 189838, 241612, 302015, 379676, 474595, 604030, 664433, 949190, 1208060, 1328866, 1898380, 2657732, 3322165, 6644330, 13288660]

約数ペア:

[(1, 13288660), (2, 6644330), (4, 3322165), (5, 2657732), (7, 1898380), (10, 1328866), (11, 1208060), (14, 949190), (20, 664433), (22, 604030), (28, 474595), (35, 379676), (44, 302015), (55, 241612), (70, 189838), (77, 172580), (110, 120806), (140, 94919), (154, 86290), (220, 60403), (308, 43145), (385, 34516), (770, 17258), (1540, 8629)]