654193370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{7879}}^1$

素因数の和:7947

約数の個数: 48

約数和(自身を含む): 1296984960

約数和(自身を除く): 642791590

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 361, 437, 722, 874, 1805, 2185, 3610, 4370, 7879, 8303, 15758, 16606, 39395, 41515, 78790, 83030, 149701, 181217, 299402, 362434, 748505, 906085, 1497010, 1812170, 2844319, 3443123, 5688638, 6886246, 14221595, 17215615, 28443190, 34431230, 65419337, 130838674, 327096685, 654193370]

約数ペア:

[(1, 654193370), (2, 327096685), (5, 130838674), (10, 65419337), (19, 34431230), (23, 28443190), (38, 17215615), (46, 14221595), (95, 6886246), (115, 5688638), (190, 3443123), (230, 2844319), (361, 1812170), (437, 1497010), (722, 906085), (874, 748505), (1805, 362434), (2185, 299402), (3610, 181217), (4370, 149701), (7879, 83030), (8303, 78790), (15758, 41515), (16606, 39395)]