28838790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{320431}}^1$

素因数の和:320444

約数の個数: 24

約数和(自身を含む): 74981088

約数和(自身を除く): 46142298

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 320431, 640862, 961293, 1602155, 1922586, 2883879, 3204310, 4806465, 5767758, 9612930, 14419395, 28838790]

約数ペア:

[(1, 28838790), (2, 14419395), (3, 9612930), (5, 5767758), (6, 4806465), (9, 3204310), (10, 2883879), (15, 1922586), (18, 1602155), (30, 961293), (45, 640862), (90, 320431)]