9628220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 23378880

約数和(自身を除く): 13750660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 709, 970, 1358, 1418, 1940, 2716, 2836, 3395, 3545, 4963, 6790, 7090, 9926, 13580, 14180, 19852, 24815, 49630, 68773, 99260, 137546, 275092, 343865, 481411, 687730, 962822, 1375460, 1925644, 2407055, 4814110, 9628220]

約数ペア:

[(1, 9628220), (2, 4814110), (4, 2407055), (5, 1925644), (7, 1375460), (10, 962822), (14, 687730), (20, 481411), (28, 343865), (35, 275092), (70, 137546), (97, 99260), (140, 68773), (194, 49630), (388, 24815), (485, 19852), (679, 14180), (709, 13580), (970, 9926), (1358, 7090), (1418, 6790), (1940, 4963), (2716, 3545), (2836, 3395)]