312877510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{123667}}^1$

素因数の和:123708

約数の個数: 32

約数和(自身を含む): 641094912

約数和(自身を除く): 328217402

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 123667, 247334, 618335, 1236670, 1360337, 2720674, 2844341, 5688682, 6801685, 13603370, 14221705, 28443410, 31287751, 62575502, 156438755, 312877510]

約数ペア:

[(1, 312877510), (2, 156438755), (5, 62575502), (10, 31287751), (11, 28443410), (22, 14221705), (23, 13603370), (46, 6801685), (55, 5688682), (110, 2844341), (115, 2720674), (230, 1360337), (253, 1236670), (506, 618335), (1265, 247334), (2530, 123667)]