1380455530

素因数分解:

$2^1\times 5^1\times {\mathrm{21661}}^1\times {\mathrm{6373}}^1$

素因数の和:28041

約数の個数: 16

約数和(自身を含む): 2485324584

約数和(自身を除く): 1104869054

約数列:

[1, 2, 5, 10, 6373, 12746, 21661, 31865, 43322, 63730, 108305, 216610, 138045553, 276091106, 690227765, 1380455530]

約数ペア:

[(1, 1380455530), (2, 690227765), (5, 276091106), (10, 138045553), (6373, 216610), (12746, 108305), (21661, 63730), (31865, 43322)]