515380

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:435

約数の個数: 24

約数和(自身を含む): 1100232

約数和(自身を除く): 584852

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 353, 365, 706, 730, 1412, 1460, 1765, 3530, 7060, 25769, 51538, 103076, 128845, 257690, 515380]

約数ペア:

[(1, 515380), (2, 257690), (4, 128845), (5, 103076), (10, 51538), (20, 25769), (73, 7060), (146, 3530), (292, 1765), (353, 1460), (365, 1412), (706, 730)]