39883264

素因数分解:

$2^9\times {\mathrm{61}}^1\times {\mathrm{1277}}^1$

素因数の和:1356

約数の個数: 40

約数和(自身を含む): 81058428

約数和(自身を除く): 41175164

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 512, 976, 1277, 1952, 2554, 3904, 5108, 7808, 10216, 15616, 20432, 31232, 40864, 77897, 81728, 155794, 163456, 311588, 326912, 623176, 653824, 1246352, 2492704, 4985408, 9970816, 19941632, 39883264]

約数ペア:

[(1, 39883264), (2, 19941632), (4, 9970816), (8, 4985408), (16, 2492704), (32, 1246352), (61, 653824), (64, 623176), (122, 326912), (128, 311588), (244, 163456), (256, 155794), (488, 81728), (512, 77897), (976, 40864), (1277, 31232), (1952, 20432), (2554, 15616), (3904, 10216), (5108, 7808)]