1325780

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{439}}^1$

素因数の和:599

約数の個数: 24

約数和(自身を含む): 2808960

約数和(自身を除く): 1483180

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 439, 604, 755, 878, 1510, 1756, 2195, 3020, 4390, 8780, 66289, 132578, 265156, 331445, 662890, 1325780]

約数ペア:

[(1, 1325780), (2, 662890), (4, 331445), (5, 265156), (10, 132578), (20, 66289), (151, 8780), (302, 4390), (439, 3020), (604, 2195), (755, 1756), (878, 1510)]