20312895085

素因数分解:

$5^1\times 7^1\times {\mathrm{11159}}^1\times {\mathrm{52009}}^1$

素因数の和:63180

約数の個数: 16

約数和(自身を含む): 27860716800

約数和(自身を除く): 7547821715

約数列:

[1, 5, 7, 35, 11159, 52009, 55795, 78113, 260045, 364063, 390565, 1820315, 580368431, 2901842155, 4062579017, 20312895085]

約数ペア:

[(1, 20312895085), (5, 4062579017), (7, 2901842155), (35, 580368431), (11159, 1820315), (52009, 390565), (55795, 364063), (78113, 260045)]