139088680

素因数分解:

$2^3\times 5^1\times {\mathrm{3477217}}^1$

素因数の和:3477228

約数の個数: 16

約数和(自身を含む): 312949620

約数和(自身を除く): 173860940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3477217, 6954434, 13908868, 17386085, 27817736, 34772170, 69544340, 139088680]

約数ペア:

[(1, 139088680), (2, 69544340), (4, 34772170), (5, 27817736), (8, 17386085), (10, 13908868), (20, 6954434), (40, 3477217)]