20005936120

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1416851}}^1$

素因数の和:1417215

約数の個数: 32

約数和(自身を含む): 45140904720

約数和(自身を除く): 25134968600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 7060, 14120, 1416851, 2833702, 5667404, 7084255, 11334808, 14168510, 28337020, 56674040, 500148403, 1000296806, 2000593612, 2500742015, 4001187224, 5001484030, 10002968060, 20005936120]

約数ペア:

[(1, 20005936120), (2, 10002968060), (4, 5001484030), (5, 4001187224), (8, 2500742015), (10, 2000593612), (20, 1000296806), (40, 500148403), (353, 56674040), (706, 28337020), (1412, 14168510), (1765, 11334808), (2824, 7084255), (3530, 5667404), (7060, 2833702), (14120, 1416851)]