205657490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{16871}}^1$

素因数の和:16954

約数の個数: 32

約数和(自身を含む): 393590016

約数和(自身を除く): 187932526

約数列:

[1, 2, 5, 10, 23, 46, 53, 106, 115, 230, 265, 530, 1219, 2438, 6095, 12190, 16871, 33742, 84355, 168710, 388033, 776066, 894163, 1788326, 1940165, 3880330, 4470815, 8941630, 20565749, 41131498, 102828745, 205657490]

約数ペア:

[(1, 205657490), (2, 102828745), (5, 41131498), (10, 20565749), (23, 8941630), (46, 4470815), (53, 3880330), (106, 1940165), (115, 1788326), (230, 894163), (265, 776066), (530, 388033), (1219, 168710), (2438, 84355), (6095, 33742), (12190, 16871)]