4240240

素因数分解:

$2^4\times 5^1\times {\mathrm{53003}}^1$

素因数の和:53016

約数の個数: 20

約数和(自身を含む): 9858744

約数和(自身を除く): 5618504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 53003, 106006, 212012, 265015, 424024, 530030, 848048, 1060060, 2120120, 4240240]

約数ペア:

[(1, 4240240), (2, 2120120), (4, 1060060), (5, 848048), (8, 530030), (10, 424024), (16, 265015), (20, 212012), (40, 106006), (80, 53003)]