684530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 1575936

約数和(自身を除く): 891406

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 127, 154, 245, 254, 385, 490, 539, 635, 770, 889, 1078, 1270, 1397, 1778, 2695, 2794, 4445, 5390, 6223, 6985, 8890, 9779, 12446, 13970, 19558, 31115, 48895, 62230, 68453, 97790, 136906, 342265, 684530]

約数ペア:

[(1, 684530), (2, 342265), (5, 136906), (7, 97790), (10, 68453), (11, 62230), (14, 48895), (22, 31115), (35, 19558), (49, 13970), (55, 12446), (70, 9779), (77, 8890), (98, 6985), (110, 6223), (127, 5390), (154, 4445), (245, 2794), (254, 2695), (385, 1778), (490, 1397), (539, 1270), (635, 1078), (770, 889)]