126028840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{450103}}^1$

素因数の和:450121

約数の個数: 32

約数和(自身を含む): 324074880

約数和(自身を除く): 198046040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 450103, 900206, 1800412, 2250515, 3150721, 3600824, 4501030, 6301442, 9002060, 12602884, 15753605, 18004120, 25205768, 31507210, 63014420, 126028840]

約数ペア:

[(1, 126028840), (2, 63014420), (4, 31507210), (5, 25205768), (7, 18004120), (8, 15753605), (10, 12602884), (14, 9002060), (20, 6301442), (28, 4501030), (35, 3600824), (40, 3150721), (56, 2250515), (70, 1800412), (140, 900206), (280, 450103)]