1291450

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1123}}^1$

素因数の和:1158

約数の個数: 24

約数和(自身を含む): 2508768

約数和(自身を除く): 1217318

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1123, 1150, 2246, 5615, 11230, 25829, 28075, 51658, 56150, 129145, 258290, 645725, 1291450]

約数ペア:

[(1, 1291450), (2, 645725), (5, 258290), (10, 129145), (23, 56150), (25, 51658), (46, 28075), (50, 25829), (115, 11230), (230, 5615), (575, 2246), (1123, 1150)]