1310140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5039}}^1$

素因数の和:5061

約数の個数: 24

約数和(自身を含む): 2963520

約数和(自身を除く): 1653380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 5039, 10078, 20156, 25195, 50390, 65507, 100780, 131014, 262028, 327535, 655070, 1310140]

約数ペア:

[(1, 1310140), (2, 655070), (4, 327535), (5, 262028), (10, 131014), (13, 100780), (20, 65507), (26, 50390), (52, 25195), (65, 20156), (130, 10078), (260, 5039)]