1951280

素因数分解:

$2^4\times 5^1\times {\mathrm{24391}}^1$

素因数の和:24404

約数の個数: 20

約数和(自身を含む): 4536912

約数和(自身を除く): 2585632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24391, 48782, 97564, 121955, 195128, 243910, 390256, 487820, 975640, 1951280]

約数ペア:

[(1, 1951280), (2, 975640), (4, 487820), (5, 390256), (8, 243910), (10, 195128), (16, 121955), (20, 97564), (40, 48782), (80, 24391)]