219345730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1087}}^1\times {\mathrm{1187}}^1$

素因数の和:2298

約数の個数: 32

約数和(自身を含む): 418784256

約数和(自身を除く): 199438526

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1087, 1187, 2174, 2374, 5435, 5935, 10870, 11870, 18479, 20179, 36958, 40358, 92395, 100895, 184790, 201790, 1290269, 2580538, 6451345, 12902690, 21934573, 43869146, 109672865, 219345730]

約数ペア:

[(1, 219345730), (2, 109672865), (5, 43869146), (10, 21934573), (17, 12902690), (34, 6451345), (85, 2580538), (170, 1290269), (1087, 201790), (1187, 184790), (2174, 100895), (2374, 92395), (5435, 40358), (5935, 36958), (10870, 20179), (11870, 18479)]