42686980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{304907}}^1$

素因数の和:304923

約数の個数: 24

約数和(自身を含む): 102449088

約数和(自身を除く): 59762108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 304907, 609814, 1219628, 1524535, 2134349, 3049070, 4268698, 6098140, 8537396, 10671745, 21343490, 42686980]

約数ペア:

[(1, 42686980), (2, 21343490), (4, 10671745), (5, 8537396), (7, 6098140), (10, 4268698), (14, 3049070), (20, 2134349), (28, 1524535), (35, 1219628), (70, 609814), (140, 304907)]