31384420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{68227}}^1$

素因数の和:68259

約数の個数: 24

約数和(自身を含む): 68773824

約数和(自身を除く): 37389404

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 68227, 136454, 272908, 341135, 682270, 1364540, 1569221, 3138442, 6276884, 7846105, 15692210, 31384420]

約数ペア:

[(1, 31384420), (2, 15692210), (4, 7846105), (5, 6276884), (10, 3138442), (20, 1569221), (23, 1364540), (46, 682270), (92, 341135), (115, 272908), (230, 136454), (460, 68227)]