30532720

素因数分解:

$2^4\times 5^1\times {\mathrm{381659}}^1$

素因数の和:381672

約数の個数: 20

約数和(自身を含む): 70988760

約数和(自身を除く): 40456040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 381659, 763318, 1526636, 1908295, 3053272, 3816590, 6106544, 7633180, 15266360, 30532720]

約数ペア:

[(1, 30532720), (2, 15266360), (4, 7633180), (5, 6106544), (8, 3816590), (10, 3053272), (16, 1908295), (20, 1526636), (40, 763318), (80, 381659)]