2781196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2039}}^1$

素因数の和:2085

約数の個数: 24

約数和(自身を含む): 5483520

約数和(自身を除く): 2702324

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 2039, 4078, 8156, 22429, 44858, 63209, 89716, 126418, 252836, 695299, 1390598, 2781196]

約数ペア:

[(1, 2781196), (2, 1390598), (4, 695299), (11, 252836), (22, 126418), (31, 89716), (44, 63209), (62, 44858), (124, 22429), (341, 8156), (682, 4078), (1364, 2039)]