20876300

素因数分解:

$2^2\times 5^2\times {\mathrm{191}}^1\times {\mathrm{1093}}^1$

素因数の和:1298

約数の個数: 36

約数和(自身を含む): 45580416

約数和(自身を除く): 24704116

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 191, 382, 764, 955, 1093, 1910, 2186, 3820, 4372, 4775, 5465, 9550, 10930, 19100, 21860, 27325, 54650, 109300, 208763, 417526, 835052, 1043815, 2087630, 4175260, 5219075, 10438150, 20876300]

約数ペア:

[(1, 20876300), (2, 10438150), (4, 5219075), (5, 4175260), (10, 2087630), (20, 1043815), (25, 835052), (50, 417526), (100, 208763), (191, 109300), (382, 54650), (764, 27325), (955, 21860), (1093, 19100), (1910, 10930), (2186, 9550), (3820, 5465), (4372, 4775)]