127824080

素因数分解:

$2^4\times 5^1\times {\mathrm{1597801}}^1$

素因数の和:1597814

約数の個数: 20

約数和(自身を含む): 297191172

約数和(自身を除く): 169367092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1597801, 3195602, 6391204, 7989005, 12782408, 15978010, 25564816, 31956020, 63912040, 127824080]

約数ペア:

[(1, 127824080), (2, 63912040), (4, 31956020), (5, 25564816), (8, 15978010), (10, 12782408), (16, 7989005), (20, 6391204), (40, 3195602), (80, 1597801)]