28079360

素因数分解:

$2^8\times 5^1\times {\mathrm{21937}}^1$

素因数の和:21958

約数の個数: 36

約数和(自身を含む): 67261908

約数和(自身を除く): 39182548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 21937, 43874, 87748, 109685, 175496, 219370, 350992, 438740, 701984, 877480, 1403968, 1754960, 2807936, 3509920, 5615872, 7019840, 14039680, 28079360]

約数ペア:

[(1, 28079360), (2, 14039680), (4, 7019840), (5, 5615872), (8, 3509920), (10, 2807936), (16, 1754960), (20, 1403968), (32, 877480), (40, 701984), (64, 438740), (80, 350992), (128, 219370), (160, 175496), (256, 109685), (320, 87748), (640, 43874), (1280, 21937)]