545480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1049}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 1323000

約数和(自身を除く): 777520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1049, 2098, 4196, 5245, 8392, 10490, 13637, 20980, 27274, 41960, 54548, 68185, 109096, 136370, 272740, 545480]

約数ペア:

[(1, 545480), (2, 272740), (4, 136370), (5, 109096), (8, 68185), (10, 54548), (13, 41960), (20, 27274), (26, 20980), (40, 13637), (52, 10490), (65, 8392), (104, 5245), (130, 4196), (260, 2098), (520, 1049)]