1550021320

素因数分解:

$2^3\times 5^1\times {\mathrm{38750533}}^1$

素因数の和:38750544

約数の個数: 16

約数和(自身を含む): 3487548060

約数和(自身を除く): 1937526740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 38750533, 77501066, 155002132, 193752665, 310004264, 387505330, 775010660, 1550021320]

約数ペア:

[(1, 1550021320), (2, 775010660), (4, 387505330), (5, 310004264), (8, 193752665), (10, 155002132), (20, 77501066), (40, 38750533)]