2089840

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:337

約数の個数: 40

約数和(自身を含む): 4919328

約数和(自身を除く): 2829488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 173, 302, 346, 604, 692, 755, 865, 1208, 1384, 1510, 1730, 2416, 2768, 3020, 3460, 6040, 6920, 12080, 13840, 26123, 52246, 104492, 130615, 208984, 261230, 417968, 522460, 1044920, 2089840]

約数ペア:

[(1, 2089840), (2, 1044920), (4, 522460), (5, 417968), (8, 261230), (10, 208984), (16, 130615), (20, 104492), (40, 52246), (80, 26123), (151, 13840), (173, 12080), (302, 6920), (346, 6040), (604, 3460), (692, 3020), (755, 2768), (865, 2416), (1208, 1730), (1384, 1510)]