869420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1499}}^1$

素因数の和:1537

約数の個数: 24

約数和(自身を含む): 1890000

約数和(自身を除く): 1020580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1499, 2998, 5996, 7495, 14990, 29980, 43471, 86942, 173884, 217355, 434710, 869420]

約数ペア:

[(1, 869420), (2, 434710), (4, 217355), (5, 173884), (10, 86942), (20, 43471), (29, 29980), (58, 14990), (116, 7495), (145, 5996), (290, 2998), (580, 1499)]