28765730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{677}}^1$

素因数の和:1298

約数の個数: 32

約数和(自身を含む): 59360256

約数和(自身を除く): 30594526

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 607, 677, 1214, 1354, 3035, 3385, 4249, 4739, 6070, 6770, 8498, 9478, 21245, 23695, 42490, 47390, 410939, 821878, 2054695, 2876573, 4109390, 5753146, 14382865, 28765730]

約数ペア:

[(1, 28765730), (2, 14382865), (5, 5753146), (7, 4109390), (10, 2876573), (14, 2054695), (35, 821878), (70, 410939), (607, 47390), (677, 42490), (1214, 23695), (1354, 21245), (3035, 9478), (3385, 8498), (4249, 6770), (4739, 6070)]