28927980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{160711}}^1$

素因数の和:160726

約数の個数: 36

約数和(自身を含む): 87748752

約数和(自身を除く): 58820772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 160711, 321422, 482133, 642844, 803555, 964266, 1446399, 1607110, 1928532, 2410665, 2892798, 3214220, 4821330, 5785596, 7231995, 9642660, 14463990, 28927980]

約数ペア:

[(1, 28927980), (2, 14463990), (3, 9642660), (4, 7231995), (5, 5785596), (6, 4821330), (9, 3214220), (10, 2892798), (12, 2410665), (15, 1928532), (18, 1607110), (20, 1446399), (30, 964266), (36, 803555), (45, 642844), (60, 482133), (90, 321422), (180, 160711)]