2806100

素因数分解:

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

素因数の和:2576

約数の個数: 36

約数和(自身を含む): 6645408

約数和(自身を除く): 3839308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 2551, 5102, 10204, 12755, 25510, 28061, 51020, 56122, 63775, 112244, 127550, 140305, 255100, 280610, 561220, 701525, 1403050, 2806100]

約数ペア:

[(1, 2806100), (2, 1403050), (4, 701525), (5, 561220), (10, 280610), (11, 255100), (20, 140305), (22, 127550), (25, 112244), (44, 63775), (50, 56122), (55, 51020), (100, 28061), (110, 25510), (220, 12755), (275, 10204), (550, 5102), (1100, 2551)]