8556380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8731}}^1$

素因数の和:8754

約数の個数: 36

約数和(自身を含む): 20904408

約数和(自身を除く): 12348028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8731, 17462, 34924, 43655, 61117, 87310, 122234, 174620, 244468, 305585, 427819, 611170, 855638, 1222340, 1711276, 2139095, 4278190, 8556380]

約数ペア:

[(1, 8556380), (2, 4278190), (4, 2139095), (5, 1711276), (7, 1222340), (10, 855638), (14, 611170), (20, 427819), (28, 305585), (35, 244468), (49, 174620), (70, 122234), (98, 87310), (140, 61117), (196, 43655), (245, 34924), (490, 17462), (980, 8731)]