206680360

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{120163}}^1$

素因数の和:120217

約数の個数: 32

約数和(自身を含む): 475849440

約数和(自身を除く): 269169080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 120163, 240326, 480652, 600815, 961304, 1201630, 2403260, 4806520, 5167009, 10334018, 20668036, 25835045, 41336072, 51670090, 103340180, 206680360]

約数ペア:

[(1, 206680360), (2, 103340180), (4, 51670090), (5, 41336072), (8, 25835045), (10, 20668036), (20, 10334018), (40, 5167009), (43, 4806520), (86, 2403260), (172, 1201630), (215, 961304), (344, 600815), (430, 480652), (860, 240326), (1720, 120163)]