20101228

素因数分解:

$2^2\times 7^1\times {\mathrm{587}}^1\times {\mathrm{1223}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 40303872

約数和(自身を除く): 20202644

約数列:

[1, 2, 4, 7, 14, 28, 587, 1174, 1223, 2348, 2446, 4109, 4892, 8218, 8561, 16436, 17122, 34244, 717901, 1435802, 2871604, 5025307, 10050614, 20101228]

約数ペア:

[(1, 20101228), (2, 10050614), (4, 5025307), (7, 2871604), (14, 1435802), (28, 717901), (587, 34244), (1174, 17122), (1223, 16436), (2348, 8561), (2446, 8218), (4109, 4892)]