27997040

素因数分解:

$2^4\times 5^1\times {\mathrm{349963}}^1$

素因数の和:349976

約数の個数: 20

約数和(自身を含む): 65093304

約数和(自身を除く): 37096264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349963, 699926, 1399852, 1749815, 2799704, 3499630, 5599408, 6999260, 13998520, 27997040]

約数ペア:

[(1, 27997040), (2, 13998520), (4, 6999260), (5, 5599408), (8, 3499630), (10, 2799704), (16, 1749815), (20, 1399852), (40, 699926), (80, 349963)]