28587710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{499}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 54756000

約数和(自身を除く): 26168290

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 337, 499, 674, 998, 1685, 2495, 3370, 4990, 5729, 8483, 11458, 16966, 28645, 42415, 57290, 84830, 168163, 336326, 840815, 1681630, 2858771, 5717542, 14293855, 28587710]

約数ペア:

[(1, 28587710), (2, 14293855), (5, 5717542), (10, 2858771), (17, 1681630), (34, 840815), (85, 336326), (170, 168163), (337, 84830), (499, 57290), (674, 42415), (998, 28645), (1685, 16966), (2495, 11458), (3370, 8483), (4990, 5729)]