1016449520

素因数分解:

$2^4\times 5^1\times {\mathrm{12705619}}^1$

素因数の和:12705632

約数の個数: 20

約数和(自身を含む): 2363245320

約数和(自身を除く): 1346795800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12705619, 25411238, 50822476, 63528095, 101644952, 127056190, 203289904, 254112380, 508224760, 1016449520]

約数ペア:

[(1, 1016449520), (2, 508224760), (4, 254112380), (5, 203289904), (8, 127056190), (10, 101644952), (16, 63528095), (20, 50822476), (40, 25411238), (80, 12705619)]