201391240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{107123}}^1$

素因数の和:107181

約数の個数: 32

約数和(自身を含む): 462775680

約数和(自身を除く): 261384440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 107123, 214246, 428492, 535615, 856984, 1071230, 2142460, 4284920, 5034781, 10069562, 20139124, 25173905, 40278248, 50347810, 100695620, 201391240]

約数ペア:

[(1, 201391240), (2, 100695620), (4, 50347810), (5, 40278248), (8, 25173905), (10, 20139124), (20, 10069562), (40, 5034781), (47, 4284920), (94, 2142460), (188, 1071230), (235, 856984), (376, 535615), (470, 428492), (940, 214246), (1880, 107123)]