2028943670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{15749}}^1$

素因数の和:16760

約数の個数: 32

約数和(自身を含む): 3937248000

約数和(自身を除く): 1908304330

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 991, 1982, 4955, 9910, 12883, 15749, 25766, 31498, 64415, 78745, 128830, 157490, 204737, 409474, 1023685, 2047370, 15607259, 31214518, 78036295, 156072590, 202894367, 405788734, 1014471835, 2028943670]

約数ペア:

[(1, 2028943670), (2, 1014471835), (5, 405788734), (10, 202894367), (13, 156072590), (26, 78036295), (65, 31214518), (130, 15607259), (991, 2047370), (1982, 1023685), (4955, 409474), (9910, 204737), (12883, 157490), (15749, 128830), (25766, 78745), (31498, 64415)]