1980250274

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1\times {\mathrm{641}}^1$

素因数の和:1186

約数の個数: 32

約数和(自身を含む): 3128440320

約数和(自身を除く): 1148190046

約数列:

[1, 2, 23, 46, 239, 281, 478, 562, 641, 1282, 5497, 6463, 10994, 12926, 14743, 29486, 67159, 134318, 153199, 180121, 306398, 360242, 1544657, 3089314, 3523577, 4142783, 7047154, 8285566, 43048919, 86097838, 990125137, 1980250274]

約数ペア:

[(1, 1980250274), (2, 990125137), (23, 86097838), (46, 43048919), (239, 8285566), (281, 7047154), (478, 4142783), (562, 3523577), (641, 3089314), (1282, 1544657), (5497, 360242), (6463, 306398), (10994, 180121), (12926, 153199), (14743, 134318), (29486, 67159)]