20473220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{44507}}^1$

素因数の和:44539

約数の個数: 24

約数和(自身を含む): 44864064

約数和(自身を除く): 24390844

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 44507, 89014, 178028, 222535, 445070, 890140, 1023661, 2047322, 4094644, 5118305, 10236610, 20473220]

約数ペア:

[(1, 20473220), (2, 10236610), (4, 5118305), (5, 4094644), (10, 2047322), (20, 1023661), (23, 890140), (46, 445070), (92, 222535), (115, 178028), (230, 89014), (460, 44507)]