25777220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1823}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 62512128

約数和(自身を除く): 36734908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 1823, 2020, 2828, 3535, 3646, 7070, 7292, 9115, 12761, 14140, 18230, 25522, 36460, 51044, 63805, 127610, 184123, 255220, 368246, 736492, 920615, 1288861, 1841230, 2577722, 3682460, 5155444, 6444305, 12888610, 25777220]

約数ペア:

[(1, 25777220), (2, 12888610), (4, 6444305), (5, 5155444), (7, 3682460), (10, 2577722), (14, 1841230), (20, 1288861), (28, 920615), (35, 736492), (70, 368246), (101, 255220), (140, 184123), (202, 127610), (404, 63805), (505, 51044), (707, 36460), (1010, 25522), (1414, 18230), (1823, 14140), (2020, 12761), (2828, 9115), (3535, 7292), (3646, 7070)]