156914480

素因数分解:

$2^4\times 5^1\times {\mathrm{1961431}}^1$

素因数の和:1961444

約数の個数: 20

約数和(自身を含む): 364826352

約数和(自身を除く): 207911872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1961431, 3922862, 7845724, 9807155, 15691448, 19614310, 31382896, 39228620, 78457240, 156914480]

約数ペア:

[(1, 156914480), (2, 78457240), (4, 39228620), (5, 31382896), (8, 19614310), (10, 15691448), (16, 9807155), (20, 7845724), (40, 3922862), (80, 1961431)]