206923780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1478027}}^1$

素因数の和:1478043

約数の個数: 24

約数和(自身を含む): 496617408

約数和(自身を除く): 289693628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1478027, 2956054, 5912108, 7390135, 10346189, 14780270, 20692378, 29560540, 41384756, 51730945, 103461890, 206923780]

約数ペア:

[(1, 206923780), (2, 103461890), (4, 51730945), (5, 41384756), (7, 29560540), (10, 20692378), (14, 14780270), (20, 10346189), (28, 7390135), (35, 5912108), (70, 2956054), (140, 1478027)]