1720515297385

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{1367}}^1\times {\mathrm{19763}}^1$

素因数の和:21453

約数の個数: 32

約数和(自身を含む): 2117982339072

約数和(自身を除く): 397467041687

約数列:

[1, 5, 47, 235, 271, 1355, 1367, 6835, 12737, 19763, 63685, 64249, 98815, 321245, 370457, 928861, 1852285, 4644305, 5355773, 17411479, 26778865, 27016021, 87057395, 135080105, 251721331, 1258606655, 1269752987, 6348764935, 7321341691, 36606708455, 344103059477, 1720515297385]

約数ペア:

[(1, 1720515297385), (5, 344103059477), (47, 36606708455), (235, 7321341691), (271, 6348764935), (1355, 1269752987), (1367, 1258606655), (6835, 251721331), (12737, 135080105), (19763, 87057395), (63685, 27016021), (64249, 26778865), (98815, 17411479), (321245, 5355773), (370457, 4644305), (928861, 1852285)]