12467440

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1543}}^1$

素因数の和:1657

約数の個数: 40

約数和(自身を含む): 29292768

約数和(自身を除く): 16825328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1543, 1616, 2020, 3086, 4040, 6172, 7715, 8080, 12344, 15430, 24688, 30860, 61720, 123440, 155843, 311686, 623372, 779215, 1246744, 1558430, 2493488, 3116860, 6233720, 12467440]

約数ペア:

[(1, 12467440), (2, 6233720), (4, 3116860), (5, 2493488), (8, 1558430), (10, 1246744), (16, 779215), (20, 623372), (40, 311686), (80, 155843), (101, 123440), (202, 61720), (404, 30860), (505, 24688), (808, 15430), (1010, 12344), (1543, 8080), (1616, 7715), (2020, 6172), (3086, 4040)]