28821610

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 53710272

約数和(自身を除く): 24888662

約数列:

[1, 2, 5, 10, 43, 86, 97, 194, 215, 430, 485, 691, 970, 1382, 3455, 4171, 6910, 8342, 20855, 29713, 41710, 59426, 67027, 134054, 148565, 297130, 335135, 670270, 2882161, 5764322, 14410805, 28821610]

約数ペア:

[(1, 28821610), (2, 14410805), (5, 5764322), (10, 2882161), (43, 670270), (86, 335135), (97, 297130), (194, 148565), (215, 134054), (430, 67027), (485, 59426), (691, 41710), (970, 29713), (1382, 20855), (3455, 8342), (4171, 6910)]