207935680

素因数分解:

$2^6\times 5^1\times {\mathrm{649799}}^1$

素因数の和:649816

約数の個数: 28

約数和(自身を含む): 495147600

約数和(自身を除く): 287211920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 649799, 1299598, 2599196, 3248995, 5198392, 6497990, 10396784, 12995980, 20793568, 25991960, 41587136, 51983920, 103967840, 207935680]

約数ペア:

[(1, 207935680), (2, 103967840), (4, 51983920), (5, 41587136), (8, 25991960), (10, 20793568), (16, 12995980), (20, 10396784), (32, 6497990), (40, 5198392), (64, 3248995), (80, 2599196), (160, 1299598), (320, 649799)]