61340740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{479}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 136281600

約数和(自身を除く): 74940860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 337, 380, 479, 674, 958, 1348, 1685, 1916, 2395, 3370, 4790, 6403, 6740, 9101, 9580, 12806, 18202, 25612, 32015, 36404, 45505, 64030, 91010, 128060, 161423, 182020, 322846, 645692, 807115, 1614230, 3067037, 3228460, 6134074, 12268148, 15335185, 30670370, 61340740]

約数ペア:

[(1, 61340740), (2, 30670370), (4, 15335185), (5, 12268148), (10, 6134074), (19, 3228460), (20, 3067037), (38, 1614230), (76, 807115), (95, 645692), (190, 322846), (337, 182020), (380, 161423), (479, 128060), (674, 91010), (958, 64030), (1348, 45505), (1685, 36404), (1916, 32015), (2395, 25612), (3370, 18202), (4790, 12806), (6403, 9580), (6740, 9101)]