30259160

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2143}}^1$

素因数の和:2507

約数の個数: 32

約数和(自身を含む): 68307840

約数和(自身を除く): 38048680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2143, 2824, 3530, 4286, 7060, 8572, 10715, 14120, 17144, 21430, 42860, 85720, 756479, 1512958, 3025916, 3782395, 6051832, 7564790, 15129580, 30259160]

約数ペア:

[(1, 30259160), (2, 15129580), (4, 7564790), (5, 6051832), (8, 3782395), (10, 3025916), (20, 1512958), (40, 756479), (353, 85720), (706, 42860), (1412, 21430), (1765, 17144), (2143, 14120), (2824, 10715), (3530, 8572), (4286, 7060)]