76730780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3943}}^1$

素因数の和:4098

約数の個数: 48

約数和(自身を含む): 185525760

約数和(自身を除く): 108794980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 3943, 4865, 7886, 9730, 15772, 19460, 19715, 27601, 39430, 55202, 78860, 110404, 138005, 276010, 548077, 552020, 1096154, 2192308, 2740385, 3836539, 5480770, 7673078, 10961540, 15346156, 19182695, 38365390, 76730780]

約数ペア:

[(1, 76730780), (2, 38365390), (4, 19182695), (5, 15346156), (7, 10961540), (10, 7673078), (14, 5480770), (20, 3836539), (28, 2740385), (35, 2192308), (70, 1096154), (139, 552020), (140, 548077), (278, 276010), (556, 138005), (695, 110404), (973, 78860), (1390, 55202), (1946, 39430), (2780, 27601), (3892, 19715), (3943, 19460), (4865, 15772), (7886, 9730)]