2085556

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:196

約数の個数: 36

約数和(自身を含む): 4170880

約数和(自身を除く): 2085324

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 121, 124, 139, 242, 278, 341, 484, 556, 682, 1364, 1529, 3058, 3751, 4309, 6116, 7502, 8618, 15004, 16819, 17236, 33638, 47399, 67276, 94798, 189596, 521389, 1042778, 2085556]

約数ペア:

[(1, 2085556), (2, 1042778), (4, 521389), (11, 189596), (22, 94798), (31, 67276), (44, 47399), (62, 33638), (121, 17236), (124, 16819), (139, 15004), (242, 8618), (278, 7502), (341, 6116), (484, 4309), (556, 3751), (682, 3058), (1364, 1529)]