627742780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4483877}}^1$

素因数の和:4483893

約数の個数: 24

約数和(自身を含む): 1506583008

約数和(自身を除く): 878840228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4483877, 8967754, 17935508, 22419385, 31387139, 44838770, 62774278, 89677540, 125548556, 156935695, 313871390, 627742780]

約数ペア:

[(1, 627742780), (2, 313871390), (4, 156935695), (5, 125548556), (7, 89677540), (10, 62774278), (14, 44838770), (20, 31387139), (28, 22419385), (35, 17935508), (70, 8967754), (140, 4483877)]