1818458540

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{6571}}^1$

素因数の和:6818

約数の個数: 48

約数和(自身を含む): 3885313824

約数和(自身を除く): 2066855284

約数列:

[1, 2, 4, 5, 10, 20, 101, 137, 202, 274, 404, 505, 548, 685, 1010, 1370, 2020, 2740, 6571, 13142, 13837, 26284, 27674, 32855, 55348, 65710, 69185, 131420, 138370, 276740, 663671, 900227, 1327342, 1800454, 2654684, 3318355, 3600908, 4501135, 6636710, 9002270, 13273420, 18004540, 90922927, 181845854, 363691708, 454614635, 909229270, 1818458540]

約数ペア:

[(1, 1818458540), (2, 909229270), (4, 454614635), (5, 363691708), (10, 181845854), (20, 90922927), (101, 18004540), (137, 13273420), (202, 9002270), (274, 6636710), (404, 4501135), (505, 3600908), (548, 3318355), (685, 2654684), (1010, 1800454), (1370, 1327342), (2020, 900227), (2740, 663671), (6571, 276740), (13142, 138370), (13837, 131420), (26284, 69185), (27674, 65710), (32855, 55348)]