40039424

素因数分解:

$2^{10}\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:722

約数の個数: 44

約数和(自身を含む): 81478788

約数和(自身を除く): 41439364

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 512, 641, 976, 1024, 1282, 1952, 2564, 3904, 5128, 7808, 10256, 15616, 20512, 31232, 39101, 41024, 62464, 78202, 82048, 156404, 164096, 312808, 328192, 625616, 656384, 1251232, 2502464, 5004928, 10009856, 20019712, 40039424]

約数ペア:

[(1, 40039424), (2, 20019712), (4, 10009856), (8, 5004928), (16, 2502464), (32, 1251232), (61, 656384), (64, 625616), (122, 328192), (128, 312808), (244, 164096), (256, 156404), (488, 82048), (512, 78202), (641, 62464), (976, 41024), (1024, 39101), (1282, 31232), (1952, 20512), (2564, 15616), (3904, 10256), (5128, 7808)]