134072680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{478831}}^1$

素因数の和:478849

約数の個数: 32

約数和(自身を含む): 344759040

約数和(自身を除く): 210686360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 478831, 957662, 1915324, 2394155, 3351817, 3830648, 4788310, 6703634, 9576620, 13407268, 16759085, 19153240, 26814536, 33518170, 67036340, 134072680]

約数ペア:

[(1, 134072680), (2, 67036340), (4, 33518170), (5, 26814536), (7, 19153240), (8, 16759085), (10, 13407268), (14, 9576620), (20, 6703634), (28, 4788310), (35, 3830648), (40, 3351817), (56, 2394155), (70, 1915324), (140, 957662), (280, 478831)]