897400490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{27689}}^1$

素因数の和:28166

約数の個数: 32

約数和(自身を含む): 1850135040

約数和(自身を除く): 952734550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 463, 926, 2315, 3241, 4630, 6482, 16205, 27689, 32410, 55378, 138445, 193823, 276890, 387646, 969115, 1938230, 12820007, 25640014, 64100035, 89740049, 128200070, 179480098, 448700245, 897400490]

約数ペア:

[(1, 897400490), (2, 448700245), (5, 179480098), (7, 128200070), (10, 89740049), (14, 64100035), (35, 25640014), (70, 12820007), (463, 1938230), (926, 969115), (2315, 387646), (3241, 276890), (4630, 193823), (6482, 138445), (16205, 55378), (27689, 32410)]