2004647515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{390389}}^1$

素因数の和:390486

約数の個数: 16

約数和(自身を含む): 2623420800

約数和(自身を除く): 618773285

約数列:

[1, 5, 13, 65, 79, 395, 1027, 5135, 390389, 1951945, 5075057, 25375285, 30840731, 154203655, 400929503, 2004647515]

約数ペア:

[(1, 2004647515), (5, 400929503), (13, 154203655), (65, 30840731), (79, 25375285), (395, 5075057), (1027, 1951945), (5135, 390389)]