54254920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28859}}^1$

素因数の和:28917

約数の個数: 32

約数和(自身を含む): 124675200

約数和(自身を除く): 70420280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 28859, 57718, 115436, 144295, 230872, 288590, 577180, 1154360, 1356373, 2712746, 5425492, 6781865, 10850984, 13563730, 27127460, 54254920]

約数ペア:

[(1, 54254920), (2, 27127460), (4, 13563730), (5, 10850984), (8, 6781865), (10, 5425492), (20, 2712746), (40, 1356373), (47, 1154360), (94, 577180), (188, 288590), (235, 230872), (376, 144295), (470, 115436), (940, 57718), (1880, 28859)]