133420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{953}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 320544

約数和(自身を除く): 187124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 953, 1906, 3812, 4765, 6671, 9530, 13342, 19060, 26684, 33355, 66710, 133420]

約数ペア:

[(1, 133420), (2, 66710), (4, 33355), (5, 26684), (7, 19060), (10, 13342), (14, 9530), (20, 6671), (28, 4765), (35, 3812), (70, 1906), (140, 953)]