30400360

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2153}}^1$

素因数の和:2517

約数の個数: 32

約数和(自身を含む): 68626440

約数和(自身を除く): 38226080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2153, 2824, 3530, 4306, 7060, 8612, 10765, 14120, 17224, 21530, 43060, 86120, 760009, 1520018, 3040036, 3800045, 6080072, 7600090, 15200180, 30400360]

約数ペア:

[(1, 30400360), (2, 15200180), (4, 7600090), (5, 6080072), (8, 3800045), (10, 3040036), (20, 1520018), (40, 760009), (353, 86120), (706, 43060), (1412, 21530), (1765, 17224), (2153, 14120), (2824, 10765), (3530, 8612), (4306, 7060)]