2012721605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{77101}}^1$

素因数の和:77356

約数の個数: 16

約数和(自身を含む): 2531412864

約数和(自身を除く): 518691259

約数列:

[1, 5, 23, 115, 227, 1135, 5221, 26105, 77101, 385505, 1773323, 8866615, 17501927, 87509635, 402544321, 2012721605]

約数ペア:

[(1, 2012721605), (5, 402544321), (23, 87509635), (115, 17501927), (227, 8866615), (1135, 1773323), (5221, 385505), (26105, 77101)]