20024650

素因数分解:

$2^1\times 5^2\times {\mathrm{619}}^1\times {\mathrm{647}}^1$

素因数の和:1278

約数の個数: 24

約数和(自身を含む): 37363680

約数和(自身を除く): 17339030

約数列:

[1, 2, 5, 10, 25, 50, 619, 647, 1238, 1294, 3095, 3235, 6190, 6470, 15475, 16175, 30950, 32350, 400493, 800986, 2002465, 4004930, 10012325, 20024650]

約数ペア:

[(1, 20024650), (2, 10012325), (5, 4004930), (10, 2002465), (25, 800986), (50, 400493), (619, 32350), (647, 30950), (1238, 16175), (1294, 15475), (3095, 6470), (3235, 6190)]