5456840

素因数分解:

$2^3\times 5^1\times {\mathrm{136421}}^1$

素因数の和:136432

約数の個数: 16

約数和(自身を含む): 12277980

約数和(自身を除く): 6821140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 136421, 272842, 545684, 682105, 1091368, 1364210, 2728420, 5456840]

約数ペア:

[(1, 5456840), (2, 2728420), (4, 1364210), (5, 1091368), (8, 682105), (10, 545684), (20, 272842), (40, 136421)]