1222340

素因数分解:

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

素因数の和:8747

約数の個数: 24

約数和(自身を含む): 2933952

約数和(自身を除く): 1711612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 8731, 17462, 34924, 43655, 61117, 87310, 122234, 174620, 244468, 305585, 611170, 1222340]

約数ペア:

[(1, 1222340), (2, 611170), (4, 305585), (5, 244468), (7, 174620), (10, 122234), (14, 87310), (20, 61117), (28, 43655), (35, 34924), (70, 17462), (140, 8731)]