40742940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97007}}^1$

素因数の和:97026

約数の個数: 48

約数和(自身を含む): 130378752

約数和(自身を除く): 89635812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 97007, 194014, 291021, 388028, 485035, 582042, 679049, 970070, 1164084, 1358098, 1455105, 1940140, 2037147, 2716196, 2910210, 3395245, 4074294, 5820420, 6790490, 8148588, 10185735, 13580980, 20371470, 40742940]

約数ペア:

[(1, 40742940), (2, 20371470), (3, 13580980), (4, 10185735), (5, 8148588), (6, 6790490), (7, 5820420), (10, 4074294), (12, 3395245), (14, 2910210), (15, 2716196), (20, 2037147), (21, 1940140), (28, 1455105), (30, 1358098), (35, 1164084), (42, 970070), (60, 679049), (70, 582042), (84, 485035), (105, 388028), (140, 291021), (210, 194014), (420, 97007)]