8246840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29453}}^1$

素因数の和:29471

約数の個数: 32

約数和(自身を含む): 21206880

約数和(自身を除く): 12960040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 29453, 58906, 117812, 147265, 206171, 235624, 294530, 412342, 589060, 824684, 1030855, 1178120, 1649368, 2061710, 4123420, 8246840]

約数ペア:

[(1, 8246840), (2, 4123420), (4, 2061710), (5, 1649368), (7, 1178120), (8, 1030855), (10, 824684), (14, 589060), (20, 412342), (28, 294530), (35, 235624), (40, 206171), (56, 147265), (70, 117812), (140, 58906), (280, 29453)]