3122120

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{877}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 7111800

約数和(自身を除く): 3989680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 877, 890, 1754, 1780, 3508, 3560, 4385, 7016, 8770, 17540, 35080, 78053, 156106, 312212, 390265, 624424, 780530, 1561060, 3122120]

約数ペア:

[(1, 3122120), (2, 1561060), (4, 780530), (5, 624424), (8, 390265), (10, 312212), (20, 156106), (40, 78053), (89, 35080), (178, 17540), (356, 8770), (445, 7016), (712, 4385), (877, 3560), (890, 3508), (1754, 1780)]