2762060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 6726720

約数和(自身を除く): 3964660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 181, 218, 362, 436, 545, 724, 763, 905, 1090, 1267, 1526, 1810, 2180, 2534, 3052, 3620, 3815, 5068, 6335, 7630, 12670, 15260, 19729, 25340, 39458, 78916, 98645, 138103, 197290, 276206, 394580, 552412, 690515, 1381030, 2762060]

約数ペア:

[(1, 2762060), (2, 1381030), (4, 690515), (5, 552412), (7, 394580), (10, 276206), (14, 197290), (20, 138103), (28, 98645), (35, 78916), (70, 39458), (109, 25340), (140, 19729), (181, 15260), (218, 12670), (362, 7630), (436, 6335), (545, 5068), (724, 3815), (763, 3620), (905, 3052), (1090, 2534), (1267, 2180), (1526, 1810)]