139479820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{303217}}^1$

素因数の和:303249

約数の個数: 24

約数和(自身を含む): 305643744

約数和(自身を除く): 166163924

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 303217, 606434, 1212868, 1516085, 3032170, 6064340, 6973991, 13947982, 27895964, 34869955, 69739910, 139479820]

約数ペア:

[(1, 139479820), (2, 69739910), (4, 34869955), (5, 27895964), (10, 13947982), (20, 6973991), (23, 6064340), (46, 3032170), (92, 1516085), (115, 1212868), (230, 606434), (460, 303217)]