11748280

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2113}}^1$

素因数の和:2263

約数の個数: 32

約数和(自身を含む): 26636400

約数和(自身を除く): 14888120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2113, 2780, 4226, 5560, 8452, 10565, 16904, 21130, 42260, 84520, 293707, 587414, 1174828, 1468535, 2349656, 2937070, 5874140, 11748280]

約数ペア:

[(1, 11748280), (2, 5874140), (4, 2937070), (5, 2349656), (8, 1468535), (10, 1174828), (20, 587414), (40, 293707), (139, 84520), (278, 42260), (556, 21130), (695, 16904), (1112, 10565), (1390, 8452), (2113, 5560), (2780, 4226)]