20107332620

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1051}}^1\times {\mathrm{2179}}^1$

素因数の和:3678

約数の個数: 48

約数和(自身を含む): 42381292800

約数和(自身を除く): 22273960180

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1051, 1756, 2102, 2179, 2195, 4204, 4358, 4390, 5255, 8716, 8780, 10510, 10895, 21020, 21790, 43580, 461389, 922778, 956581, 1845556, 1913162, 2290129, 2306945, 3826324, 4580258, 4613890, 4782905, 9160516, 9227780, 9565810, 11450645, 19131620, 22901290, 45802580, 1005366631, 2010733262, 4021466524, 5026833155, 10053666310, 20107332620]

約数ペア:

[(1, 20107332620), (2, 10053666310), (4, 5026833155), (5, 4021466524), (10, 2010733262), (20, 1005366631), (439, 45802580), (878, 22901290), (1051, 19131620), (1756, 11450645), (2102, 9565810), (2179, 9227780), (2195, 9160516), (4204, 4782905), (4358, 4613890), (4390, 4580258), (5255, 3826324), (8716, 2306945), (8780, 2290129), (10510, 1913162), (10895, 1845556), (21020, 956581), (21790, 922778), (43580, 461389)]