13454980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8737}}^1$

素因数の和:8764

約数の個数: 48

約数和(自身を含む): 35231616

約数和(自身を除く): 21776636

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, 8737, 17474, 34948, 43685, 61159, 87370, 96107, 122318, 174740, 192214, 244636, 305795, 384428, 480535, 611590, 672749, 961070, 1223180, 1345498, 1922140, 2690996, 3363745, 6727490, 13454980]

約数ペア:

[(1, 13454980), (2, 6727490), (4, 3363745), (5, 2690996), (7, 1922140), (10, 1345498), (11, 1223180), (14, 961070), (20, 672749), (22, 611590), (28, 480535), (35, 384428), (44, 305795), (55, 244636), (70, 192214), (77, 174740), (110, 122318), (140, 96107), (154, 87370), (220, 61159), (308, 43685), (385, 34948), (770, 17474), (1540, 8737)]