680804930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5236961}}^1$

素因数の和:5236981

約数の個数: 16

約数和(自身を含む): 1319714424

約数和(自身を除く): 638909494

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 5236961, 10473922, 26184805, 52369610, 68080493, 136160986, 340402465, 680804930]

約数ペア:

[(1, 680804930), (2, 340402465), (5, 136160986), (10, 68080493), (13, 52369610), (26, 26184805), (65, 10473922), (130, 5236961)]