20237120

素因数分解:

$2^6\times 5^1\times {\mathrm{63241}}^1$

素因数の和:63258

約数の個数: 28

約数和(自身を含む): 48190404

約数和(自身を除く): 27953284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 63241, 126482, 252964, 316205, 505928, 632410, 1011856, 1264820, 2023712, 2529640, 4047424, 5059280, 10118560, 20237120]

約数ペア:

[(1, 20237120), (2, 10118560), (4, 5059280), (5, 4047424), (8, 2529640), (10, 2023712), (16, 1264820), (20, 1011856), (32, 632410), (40, 505928), (64, 316205), (80, 252964), (160, 126482), (320, 63241)]