2018242760

素因数分解:

$2^3\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{38723}}^1$

素因数の和:40037

約数の個数: 32

約数和(自身を含む): 4544648640

約数和(自身を除く): 2526405880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1303, 2606, 5212, 6515, 10424, 13030, 26060, 38723, 52120, 77446, 154892, 193615, 309784, 387230, 774460, 1548920, 50456069, 100912138, 201824276, 252280345, 403648552, 504560690, 1009121380, 2018242760]

約数ペア:

[(1, 2018242760), (2, 1009121380), (4, 504560690), (5, 403648552), (8, 252280345), (10, 201824276), (20, 100912138), (40, 50456069), (1303, 1548920), (2606, 774460), (5212, 387230), (6515, 309784), (10424, 193615), (13030, 154892), (26060, 77446), (38723, 52120)]