39926992

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5021}}^1$

素因数の和:5107

約数の個数: 40

約数和(自身を含む): 89672832

約数和(自身を除く): 49745840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 5021, 7952, 10042, 20084, 35147, 40168, 70294, 80336, 140588, 281176, 356491, 562352, 712982, 1425964, 2495437, 2851928, 4990874, 5703856, 9981748, 19963496, 39926992]

約数ペア:

[(1, 39926992), (2, 19963496), (4, 9981748), (7, 5703856), (8, 4990874), (14, 2851928), (16, 2495437), (28, 1425964), (56, 712982), (71, 562352), (112, 356491), (142, 281176), (284, 140588), (497, 80336), (568, 70294), (994, 40168), (1136, 35147), (1988, 20084), (3976, 10042), (5021, 7952)]