8162840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29153}}^1$

素因数の和:29171

約数の個数: 32

約数和(自身を含む): 20990880

約数和(自身を除く): 12828040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 29153, 58306, 116612, 145765, 204071, 233224, 291530, 408142, 583060, 816284, 1020355, 1166120, 1632568, 2040710, 4081420, 8162840]

約数ペア:

[(1, 8162840), (2, 4081420), (4, 2040710), (5, 1632568), (7, 1166120), (8, 1020355), (10, 816284), (14, 583060), (20, 408142), (28, 291530), (35, 233224), (40, 204071), (56, 145765), (70, 116612), (140, 58306), (280, 29153)]