30437260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{217409}}^1$

素因数の和:217425

約数の個数: 24

約数和(自身を含む): 73049760

約数和(自身を除く): 42612500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 217409, 434818, 869636, 1087045, 1521863, 2174090, 3043726, 4348180, 6087452, 7609315, 15218630, 30437260]

約数ペア:

[(1, 30437260), (2, 15218630), (4, 7609315), (5, 6087452), (7, 4348180), (10, 3043726), (14, 2174090), (20, 1521863), (28, 1087045), (35, 869636), (70, 434818), (140, 217409)]