2016204505

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{389}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 3040727040

約数和(自身を除く): 1024522535

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 281, 389, 527, 595, 1085, 1405, 1945, 1967, 2635, 2723, 3689, 4777, 6613, 8711, 9835, 12059, 13615, 18445, 23885, 33065, 33439, 43555, 46291, 60295, 60977, 84413, 109309, 148087, 167195, 205003, 231455, 304885, 422065, 546545, 740435, 765163, 1025015, 1036609, 1435021, 1858253, 3388579, 3825815, 5183045, 7175105, 9291265, 13007771, 16942895, 23720053, 57605843, 65038855, 118600265, 288029215, 403240901, 2016204505]

約数ペア:

[(1, 2016204505), (5, 403240901), (7, 288029215), (17, 118600265), (31, 65038855), (35, 57605843), (85, 23720053), (119, 16942895), (155, 13007771), (217, 9291265), (281, 7175105), (389, 5183045), (527, 3825815), (595, 3388579), (1085, 1858253), (1405, 1435021), (1945, 1036609), (1967, 1025015), (2635, 765163), (2723, 740435), (3689, 546545), (4777, 422065), (6613, 304885), (8711, 231455), (9835, 205003), (12059, 167195), (13615, 148087), (18445, 109309), (23885, 84413), (33065, 60977), (33439, 60295), (43555, 46291)]