1284127860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{257857}}^1$

素因数の和:257952

約数の個数: 48

約数和(自身を含む): 3638892096

約数和(自身を除く): 2354764236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 4980, 257857, 515714, 773571, 1031428, 1289285, 1547142, 2578570, 3094284, 3867855, 5157140, 7735710, 15471420, 21402131, 42804262, 64206393, 85608524, 107010655, 128412786, 214021310, 256825572, 321031965, 428042620, 642063930, 1284127860]

約数ペア:

[(1, 1284127860), (2, 642063930), (3, 428042620), (4, 321031965), (5, 256825572), (6, 214021310), (10, 128412786), (12, 107010655), (15, 85608524), (20, 64206393), (30, 42804262), (60, 21402131), (83, 15471420), (166, 7735710), (249, 5157140), (332, 3867855), (415, 3094284), (498, 2578570), (830, 1547142), (996, 1289285), (1245, 1031428), (1660, 773571), (2490, 515714), (4980, 257857)]