26660140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102539}}^1$

素因数の和:102561

約数の個数: 24

約数和(自身を含む): 60293520

約数和(自身を除く): 33633380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 102539, 205078, 410156, 512695, 1025390, 1333007, 2050780, 2666014, 5332028, 6665035, 13330070, 26660140]

約数ペア:

[(1, 26660140), (2, 13330070), (4, 6665035), (5, 5332028), (10, 2666014), (13, 2050780), (20, 1333007), (26, 1025390), (52, 512695), (65, 410156), (130, 205078), (260, 102539)]