280056428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{3684953}}^1$

素因数の和:3684976

約数の個数: 12

約数和(自身を含む): 515893560

約数和(自身を除く): 235837132

約数列:

[1, 2, 4, 19, 38, 76, 3684953, 7369906, 14739812, 70014107, 140028214, 280056428]

約数ペア:

[(1, 280056428), (2, 140028214), (4, 70014107), (19, 14739812), (38, 7369906), (76, 3684953)]