979156780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{857}}^1\times {\mathrm{8161}}^1$

素因数の和:9034

約数の個数: 48

約数和(自身を含む): 2353006656

約数和(自身を除く): 1373849876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 857, 1714, 3428, 4285, 5999, 8161, 8570, 11998, 16322, 17140, 23996, 29995, 32644, 40805, 57127, 59990, 81610, 114254, 119980, 163220, 228508, 285635, 571270, 1142540, 6993977, 13987954, 27975908, 34969885, 48957839, 69939770, 97915678, 139879540, 195831356, 244789195, 489578390, 979156780]

約数ペア:

[(1, 979156780), (2, 489578390), (4, 244789195), (5, 195831356), (7, 139879540), (10, 97915678), (14, 69939770), (20, 48957839), (28, 34969885), (35, 27975908), (70, 13987954), (140, 6993977), (857, 1142540), (1714, 571270), (3428, 285635), (4285, 228508), (5999, 163220), (8161, 119980), (8570, 114254), (11998, 81610), (16322, 59990), (17140, 57127), (23996, 40805), (29995, 32644)]