15147920

素因数分解:

$2^4\times 5^1\times {\mathrm{189349}}^1$

素因数の和:189362

約数の個数: 20

約数和(自身を含む): 35219100

約数和(自身を除く): 20071180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 189349, 378698, 757396, 946745, 1514792, 1893490, 3029584, 3786980, 7573960, 15147920]

約数ペア:

[(1, 15147920), (2, 7573960), (4, 3786980), (5, 3029584), (8, 1893490), (10, 1514792), (16, 946745), (20, 757396), (40, 378698), (80, 189349)]