28958220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{160879}}^1$

素因数の和:160894

約数の個数: 36

約数和(自身を含む): 87840480

約数和(自身を除く): 58882260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 160879, 321758, 482637, 643516, 804395, 965274, 1447911, 1608790, 1930548, 2413185, 2895822, 3217580, 4826370, 5791644, 7239555, 9652740, 14479110, 28958220]

約数ペア:

[(1, 28958220), (2, 14479110), (3, 9652740), (4, 7239555), (5, 5791644), (6, 4826370), (9, 3217580), (10, 2895822), (12, 2413185), (15, 1930548), (18, 1608790), (20, 1447911), (30, 965274), (36, 804395), (45, 643516), (60, 482637), (90, 321758), (180, 160879)]