28196560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{7193}}^1$

素因数の和:7220

約数の個数: 60

約数和(自身を含む): 76270788

約数和(自身を除く): 48074228

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 7193, 14386, 28772, 35965, 50351, 57544, 71930, 100702, 115088, 143860, 201404, 251755, 287720, 352457, 402808, 503510, 575440, 704914, 805616, 1007020, 1409828, 1762285, 2014040, 2819656, 3524570, 4028080, 5639312, 7049140, 14098280, 28196560]

約数ペア:

[(1, 28196560), (2, 14098280), (4, 7049140), (5, 5639312), (7, 4028080), (8, 3524570), (10, 2819656), (14, 2014040), (16, 1762285), (20, 1409828), (28, 1007020), (35, 805616), (40, 704914), (49, 575440), (56, 503510), (70, 402808), (80, 352457), (98, 287720), (112, 251755), (140, 201404), (196, 143860), (245, 115088), (280, 100702), (392, 71930), (490, 57544), (560, 50351), (784, 35965), (980, 28772), (1960, 14386), (3920, 7193)]