20829025

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2903}}^1$

素因数の和:2961

約数の個数: 24

約数和(自身を含む): 30248064

約数和(自身を除く): 9419039

約数列:

[1, 5, 7, 25, 35, 41, 175, 205, 287, 1025, 1435, 2903, 7175, 14515, 20321, 72575, 101605, 119023, 508025, 595115, 833161, 2975575, 4165805, 20829025]

約数ペア:

[(1, 20829025), (5, 4165805), (7, 2975575), (25, 833161), (35, 595115), (41, 508025), (175, 119023), (205, 101605), (287, 72575), (1025, 20321), (1435, 14515), (2903, 7175)]