28341610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2551}}^1$

素因数の和:2670

約数の個数: 32

約数和(自身を含む): 56225664

約数和(自身を除く): 27884054

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 2551, 5102, 5555, 11110, 12755, 25510, 28061, 56122, 140305, 257651, 280610, 515302, 1288255, 2576510, 2834161, 5668322, 14170805, 28341610]

約数ペア:

[(1, 28341610), (2, 14170805), (5, 5668322), (10, 2834161), (11, 2576510), (22, 1288255), (55, 515302), (101, 280610), (110, 257651), (202, 140305), (505, 56122), (1010, 28061), (1111, 25510), (2222, 12755), (2551, 11110), (5102, 5555)]