20076810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51479}}^1$

素因数の和:51502

約数の個数: 32

約数和(自身を含む): 51891840

約数和(自身を除く): 31815030

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51479, 102958, 154437, 257395, 308874, 514790, 669227, 772185, 1338454, 1544370, 2007681, 3346135, 4015362, 6692270, 10038405, 20076810]

約数ペア:

[(1, 20076810), (2, 10038405), (3, 6692270), (5, 4015362), (6, 3346135), (10, 2007681), (13, 1544370), (15, 1338454), (26, 772185), (30, 669227), (39, 514790), (65, 308874), (78, 257395), (130, 154437), (195, 102958), (390, 51479)]