134287720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{479599}}^1$

素因数の和:479617

約数の個数: 32

約数和(自身を含む): 345312000

約数和(自身を除く): 211024280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 479599, 959198, 1918396, 2397995, 3357193, 3836792, 4795990, 6714386, 9591980, 13428772, 16785965, 19183960, 26857544, 33571930, 67143860, 134287720]

約数ペア:

[(1, 134287720), (2, 67143860), (4, 33571930), (5, 26857544), (7, 19183960), (8, 16785965), (10, 13428772), (14, 9591980), (20, 6714386), (28, 4795990), (35, 3836792), (40, 3357193), (56, 2397995), (70, 1918396), (140, 959198), (280, 479599)]