20770180

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{2243}}^1$

素因数の和:2715

約数の個数: 24

約数和(自身を含む): 43731072

約数和(自身を除く): 22960892

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1852, 2243, 2315, 4486, 4630, 8972, 9260, 11215, 22430, 44860, 1038509, 2077018, 4154036, 5192545, 10385090, 20770180]

約数ペア:

[(1, 20770180), (2, 10385090), (4, 5192545), (5, 4154036), (10, 2077018), (20, 1038509), (463, 44860), (926, 22430), (1852, 11215), (2243, 9260), (2315, 8972), (4486, 4630)]