2080590215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{4649}}^1$

素因数の和:4847

約数の個数: 32

約数和(自身を含む): 2785536000

約数和(自身を除く): 704945785

約数列:

[1, 5, 11, 55, 79, 103, 395, 515, 869, 1133, 4345, 4649, 5665, 8137, 23245, 40685, 51139, 89507, 255695, 367271, 447535, 478847, 1836355, 2394235, 4039981, 5267317, 20199905, 26336585, 37828913, 189144565, 416118043, 2080590215]

約数ペア:

[(1, 2080590215), (5, 416118043), (11, 189144565), (55, 37828913), (79, 26336585), (103, 20199905), (395, 5267317), (515, 4039981), (869, 2394235), (1133, 1836355), (4345, 478847), (4649, 447535), (5665, 367271), (8137, 255695), (23245, 89507), (40685, 51139)]