1313045840

素因数分解:

$2^4\times 5^1\times {\mathrm{16413073}}^1$

素因数の和:16413086

約数の個数: 20

約数和(自身を含む): 3052831764

約数和(自身を除く): 1739785924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16413073, 32826146, 65652292, 82065365, 131304584, 164130730, 262609168, 328261460, 656522920, 1313045840]

約数ペア:

[(1, 1313045840), (2, 656522920), (4, 328261460), (5, 262609168), (8, 164130730), (10, 131304584), (16, 82065365), (20, 65652292), (40, 32826146), (80, 16413073)]