20512115885840

素因数分解:

$2^4\times 5^1\times {\mathrm{2273}}^1\times {\mathrm{112803101}}^1$

素因数の和:112805387

約数の個数: 40

約数和(自身を含む): 47711651234328

約数和(自身を除く): 27199535348488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2273, 4546, 9092, 11365, 18184, 22730, 36368, 45460, 90920, 181840, 112803101, 225606202, 451212404, 564015505, 902424808, 1128031010, 1804849616, 2256062020, 4512124040, 9024248080, 256401448573, 512802897146, 1025605794292, 1282007242865, 2051211588584, 2564014485730, 4102423177168, 5128028971460, 10256057942920, 20512115885840]

約数ペア:

[(1, 20512115885840), (2, 10256057942920), (4, 5128028971460), (5, 4102423177168), (8, 2564014485730), (10, 2051211588584), (16, 1282007242865), (20, 1025605794292), (40, 512802897146), (80, 256401448573), (2273, 9024248080), (4546, 4512124040), (9092, 2256062020), (11365, 1804849616), (18184, 1128031010), (22730, 902424808), (36368, 564015505), (45460, 451212404), (90920, 225606202), (181840, 112803101)]