13039520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6269}}^1$

素因数の和:6297

約数の個数: 48

約数和(自身を含む): 33180840

約数和(自身を除く): 20141320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 6269, 12538, 25076, 31345, 50152, 62690, 81497, 100304, 125380, 162994, 200608, 250760, 325988, 407485, 501520, 651976, 814970, 1003040, 1303952, 1629940, 2607904, 3259880, 6519760, 13039520]

約数ペア:

[(1, 13039520), (2, 6519760), (4, 3259880), (5, 2607904), (8, 1629940), (10, 1303952), (13, 1003040), (16, 814970), (20, 651976), (26, 501520), (32, 407485), (40, 325988), (52, 250760), (65, 200608), (80, 162994), (104, 125380), (130, 100304), (160, 81497), (208, 62690), (260, 50152), (416, 31345), (520, 25076), (1040, 12538), (2080, 6269)]