2230120

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 5068800

約数和(自身を除く): 2838680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 439, 508, 635, 878, 1016, 1270, 1756, 2195, 2540, 3512, 4390, 5080, 8780, 17560, 55753, 111506, 223012, 278765, 446024, 557530, 1115060, 2230120]

約数ペア:

[(1, 2230120), (2, 1115060), (4, 557530), (5, 446024), (8, 278765), (10, 223012), (20, 111506), (40, 55753), (127, 17560), (254, 8780), (439, 5080), (508, 4390), (635, 3512), (878, 2540), (1016, 2195), (1270, 1756)]