15665030

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4027}}^1$

素因数の和:4423

約数の個数: 16

約数和(自身を含む): 28276560

約数和(自身を除く): 12611530

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 4027, 8054, 20135, 40270, 1566503, 3133006, 7832515, 15665030]

約数ペア:

[(1, 15665030), (2, 7832515), (5, 3133006), (10, 1566503), (389, 40270), (778, 20135), (1945, 8054), (3890, 4027)]