986120

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 2251800

約数和(自身を除く): 1265680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 277, 356, 445, 554, 712, 890, 1108, 1385, 1780, 2216, 2770, 3560, 5540, 11080, 24653, 49306, 98612, 123265, 197224, 246530, 493060, 986120]

約数ペア:

[(1, 986120), (2, 493060), (4, 246530), (5, 197224), (8, 123265), (10, 98612), (20, 49306), (40, 24653), (89, 11080), (178, 5540), (277, 3560), (356, 2770), (445, 2216), (554, 1780), (712, 1385), (890, 1108)]