20884170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16979}}^1$

素因数の和:17030

約数の個数: 32

約数和(自身を含む): 51347520

約数和(自身を除く): 30463350

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 16979, 33958, 50937, 84895, 101874, 169790, 254685, 509370, 696139, 1392278, 2088417, 3480695, 4176834, 6961390, 10442085, 20884170]

約数ペア:

[(1, 20884170), (2, 10442085), (3, 6961390), (5, 4176834), (6, 3480695), (10, 2088417), (15, 1392278), (30, 696139), (41, 509370), (82, 254685), (123, 169790), (205, 101874), (246, 84895), (410, 50937), (615, 33958), (1230, 16979)]