2045259740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{7057}}^1$

素因数の和:7446

約数の個数: 48

約数和(自身を含む): 4408596192

約数和(自身を除く): 2363336452

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 337, 430, 674, 860, 1348, 1685, 3370, 6740, 7057, 14114, 14491, 28228, 28982, 35285, 57964, 70570, 72455, 141140, 144910, 289820, 303451, 606902, 1213804, 1517255, 2378209, 3034510, 4756418, 6069020, 9512836, 11891045, 23782090, 47564180, 102262987, 204525974, 409051948, 511314935, 1022629870, 2045259740]

約数ペア:

[(1, 2045259740), (2, 1022629870), (4, 511314935), (5, 409051948), (10, 204525974), (20, 102262987), (43, 47564180), (86, 23782090), (172, 11891045), (215, 9512836), (337, 6069020), (430, 4756418), (674, 3034510), (860, 2378209), (1348, 1517255), (1685, 1213804), (3370, 606902), (6740, 303451), (7057, 289820), (14114, 144910), (14491, 141140), (28228, 72455), (28982, 70570), (35285, 57964)]