39907900720

素因数分解:

$2^4\times 5^1\times {\mathrm{498848759}}^1$

素因数の和:498848772

約数の個数: 20

約数和(自身を含む): 92785869360

約数和(自身を除く): 52877968640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 498848759, 997697518, 1995395036, 2494243795, 3990790072, 4988487590, 7981580144, 9976975180, 19953950360, 39907900720]

約数ペア:

[(1, 39907900720), (2, 19953950360), (4, 9976975180), (5, 7981580144), (8, 4988487590), (10, 3990790072), (16, 2494243795), (20, 1995395036), (40, 997697518), (80, 498848759)]