40406408

素因数分解:

$2^3\times 7^1\times {\mathrm{449}}^1\times {\mathrm{1607}}^1$

素因数の和:2069

約数の個数: 32

約数和(自身を含む): 86832000

約数和(自身を除く): 46425592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 449, 898, 1607, 1796, 3143, 3214, 3592, 6286, 6428, 11249, 12572, 12856, 22498, 25144, 44996, 89992, 721543, 1443086, 2886172, 5050801, 5772344, 10101602, 20203204, 40406408]

約数ペア:

[(1, 40406408), (2, 20203204), (4, 10101602), (7, 5772344), (8, 5050801), (14, 2886172), (28, 1443086), (56, 721543), (449, 89992), (898, 44996), (1607, 25144), (1796, 22498), (3143, 12856), (3214, 12572), (3592, 11249), (6286, 6428)]