2506556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 5174400

約数和(自身を除く): 2667844

約数列:

[1, 2, 4, 13, 19, 26, 38, 43, 52, 59, 76, 86, 118, 172, 236, 247, 494, 559, 767, 817, 988, 1118, 1121, 1534, 1634, 2236, 2242, 2537, 3068, 3268, 4484, 5074, 10148, 10621, 14573, 21242, 29146, 32981, 42484, 48203, 58292, 65962, 96406, 131924, 192812, 626639, 1253278, 2506556]

約数ペア:

[(1, 2506556), (2, 1253278), (4, 626639), (13, 192812), (19, 131924), (26, 96406), (38, 65962), (43, 58292), (52, 48203), (59, 42484), (76, 32981), (86, 29146), (118, 21242), (172, 14573), (236, 10621), (247, 10148), (494, 5074), (559, 4484), (767, 3268), (817, 3068), (988, 2537), (1118, 2242), (1121, 2236), (1534, 1634)]