7253540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 17563392

約数和(自身を除く): 10309852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 263, 394, 526, 788, 985, 1052, 1315, 1379, 1841, 1970, 2630, 2758, 3682, 3940, 5260, 5516, 6895, 7364, 9205, 13790, 18410, 27580, 36820, 51811, 103622, 207244, 259055, 362677, 518110, 725354, 1036220, 1450708, 1813385, 3626770, 7253540]

約数ペア:

[(1, 7253540), (2, 3626770), (4, 1813385), (5, 1450708), (7, 1036220), (10, 725354), (14, 518110), (20, 362677), (28, 259055), (35, 207244), (70, 103622), (140, 51811), (197, 36820), (263, 27580), (394, 18410), (526, 13790), (788, 9205), (985, 7364), (1052, 6895), (1315, 5516), (1379, 5260), (1841, 3940), (1970, 3682), (2630, 2758)]