205492810

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{12239}}^1$

素因数の和:12342

約数の個数: 32

約数和(自身を含む): 391288320

約数和(自身を除く): 185795510

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1679, 3358, 8395, 12239, 16790, 24478, 61195, 122390, 281497, 562994, 893447, 1407485, 1786894, 2814970, 4467235, 8934470, 20549281, 41098562, 102746405, 205492810]

約数ペア:

[(1, 205492810), (2, 102746405), (5, 41098562), (10, 20549281), (23, 8934470), (46, 4467235), (73, 2814970), (115, 1786894), (146, 1407485), (230, 893447), (365, 562994), (730, 281497), (1679, 122390), (3358, 61195), (8395, 24478), (12239, 16790)]