38813680

素因数分解:

$2^4\times 5^1\times {\mathrm{485171}}^1$

素因数の和:485184

約数の個数: 20

約数和(自身を含む): 90241992

約数和(自身を除く): 51428312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 485171, 970342, 1940684, 2425855, 3881368, 4851710, 7762736, 9703420, 19406840, 38813680]

約数ペア:

[(1, 38813680), (2, 19406840), (4, 9703420), (5, 7762736), (8, 4851710), (10, 3881368), (16, 2425855), (20, 1940684), (40, 970342), (80, 485171)]