28266560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12619}}^1$

素因数の和:12643

約数の個数: 56

約数和(自身を含む): 76931520

約数和(自身を除く): 48664960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 12619, 25238, 50476, 63095, 88333, 100952, 126190, 176666, 201904, 252380, 353332, 403808, 441665, 504760, 706664, 807616, 883330, 1009520, 1413328, 1766660, 2019040, 2826656, 3533320, 4038080, 5653312, 7066640, 14133280, 28266560]

約数ペア:

[(1, 28266560), (2, 14133280), (4, 7066640), (5, 5653312), (7, 4038080), (8, 3533320), (10, 2826656), (14, 2019040), (16, 1766660), (20, 1413328), (28, 1009520), (32, 883330), (35, 807616), (40, 706664), (56, 504760), (64, 441665), (70, 403808), (80, 353332), (112, 252380), (140, 201904), (160, 176666), (224, 126190), (280, 100952), (320, 88333), (448, 63095), (560, 50476), (1120, 25238), (2240, 12619)]