1333241680

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{63367}}^1$

素因数の和:63643

約数の個数: 40

約数和(自身を含む): 3111622272

約数和(自身を除く): 1778380592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 21040, 63367, 126734, 253468, 316835, 506936, 633670, 1013872, 1267340, 2534680, 5069360, 16665521, 33331042, 66662084, 83327605, 133324168, 166655210, 266648336, 333310420, 666620840, 1333241680]

約数ペア:

[(1, 1333241680), (2, 666620840), (4, 333310420), (5, 266648336), (8, 166655210), (10, 133324168), (16, 83327605), (20, 66662084), (40, 33331042), (80, 16665521), (263, 5069360), (526, 2534680), (1052, 1267340), (1315, 1013872), (2104, 633670), (2630, 506936), (4208, 316835), (5260, 253468), (10520, 126734), (21040, 63367)]